During fission, some of the nuclear mass is converted intoSelect one:a. critical mass.b. energy.c. heavier nuclei.d. protons.
no attempt no attempt 33% part (a) if the musical notes a and c are played together (frequencies of 220 and 264 hz)?
When musical notes A and C with frequencies of 220 Hz and 264 Hz are performed simultaneously, a phenomenon known as interference occurs.
What is frequency?The frequency of a repeated event is the number of occurrences per unit of time. It is separate from angular frequency and is sometimes referred to as temporal frequency. The unit of frequency is hertz, which equals one occurrence every second. The frequency difference between notes A and C is 44 Hz, which can result in a complex sound wave with a variety of harmonic overtones. Many factors will influence the exact form of the interference pattern, including the strength and phase of the original waves, the distance between the listener and the source of the sound, and the existence of any additional sound waves in the surroundings.
Here,
This happens because the sound waves created by each note interact with one another, either enhancing or canceling out at different places in space. The resultant wave pattern combines the two original waves to generate a new waveform with its own distinct frequency and amplitude.
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light of wavelength 447 nm from a he-ne laser passes through a circular aperture and is observed on a screen 2.0 m behind the aperture. the diameter 'of the central bright area is 26.6 cm. what is the diameter of the aperture?
The light of wavelength 447 nm from a He-Ne laser passes through the circular aperture and observed on the screen 2.0 m behind the aperture. The diameter of the aperture is 8.2 × 10⁻⁶ m.
The expression is as follows :
Diameter, D = 2.44 × d × λ / D'
Where
λ = wavelength = 447 × 10⁻⁹ m
d = 2 m
D' = 26.6 cm = 0.266 m
D = 2.44 × d × λ / D'
D = ( 2.44 × 447 × 10⁻⁹ × 2 ) / 0.266
D = 8.2 × 10⁻⁶ m
Thus , the diameter of the aperture is 8.2 × 10⁻⁶ m.
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an unstrained horizontal spring has a length of 0.34 m and a spring constant of 310 n/m. two small charged objects are attached to this spring, one at each end. the charges on the objects have equal magnitudes. because of these charges, the spring stretches by 0.026 m relative to its unstrained length. determine (a) the possible algebraic signs and (b) the magnitude of the charges.
The possible algebric signs could be positive or negative and magnitude of charges will be [tex]4.89 * 10^-4 C[/tex]
The spring extension can be calculated using Hooke's law:
F = kx
where
F = force on the spring
k = spring constant (310 N/m)
x = extension (0.026 m)
We know that the force on the spring is equal to the sum of the forces on each of the charged objects. The force on each object is given by Coulomb's law:
[tex]F = k * q1 * q2 / r^2[/tex]
where
q1, q2 = charges on the objects
r = distance between the objects (0.34 m)
Combining the two equations, we get:
[tex]k * x = 2 * k * q1 * q2 / r^2[/tex]
[tex]q1 * q2 = (k * x * r^2) / 2k[/tex]
[tex]q1 * q2 = (310 N/m * 0.026 m * 0.34 m^2) / (2 * 310 N/m)[/tex]
[tex]q1 * q2 = 2.38 * 10^-7 C^2[/tex]
The algebraic sign of the charges could be either positive or negative. The magnitude of charges can be found using:
[tex]q = \sqrt{(q1 * q2)} = \sqrt{(2.38 * 10^-7 C^2)} = 4.89 * 10^-4 C[/tex]
(a) The signs of the charges could be positive or negative.
(b) The magnitude of the charges is [tex]4.89 * 10^-4 C.[/tex]
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the magnitude of the force of gravity acting on an object is
The magnitude of force of gravity on an object, mg is called weight of the object on earth.
In physics, gravity (from Latin gravitas 'weight') is a fundamental interaction which reasons mutual enchantment between all matters with mass or strength. Gravity is, by a long way, the weakest of the 4 fundamental interactions, approximately 1038 instances weaker than the strong interaction, 1036 times weaker than the electromagnetic pressure and 1029 times weaker than the weak interaction.
As an end result, it has no significant have an impact on at the level of subatomic debris. but gravity is the most significant interaction among objects at the macroscopic scale, and it determines the movement of planets, stars, galaxies, or even mild.
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Complete Question: -
The magnitude of the force of gravity on an object, mg", is called the object's.
muscle up lab for physics can someone help me with this question please. why might the horsepower for two activities using the same muscle group (running up the stairs and jumping or arm curls and push ups) yield different amounts of power?
Answer:
Work
Explanation:
The amount of work you put into the activities can affect different amounts of power. Since power is work/time and work is force/displacement, it depends on the amount of work you put into it to alter the power.
Sowwy if my explanation is wack :C
Why might the Earth's inner core have stopped and perhaps reversed course?
The Earth's inner core is thought to have stopped and perhaps reversed its rotation due to complex interactions between the inner and outer cores. The Earth's inner core is solid and surrounded by a liquid outer core.
What is the reason behind inner core's change in rotation?The exact reason for the inner core's change in rotation is not yet fully understood, but some scientists believe it could be related to changes in the Earth's magnetic field or variations in the flow of the liquid outer core.
What is the significance of inner core rotation?Some scientists believe that the inner core's rotation may play a role in the evolution of the Earth's magnetic field and the stability of the Earth's core.
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which pair of diagrams represents the best orientation for the x axis to analyze the emitted waves and the reflected waves separately?
The difference in frequency between the waves that are emitted directly and the waves that are reflected by the paused fish moving straight towards the ship with a speed of 4.95 m/s is 73.45 Hz.
Sound waves will propagate in a straight line until they hit an obstacle, such as the seabed. When the sound waves hit an obstacle, some of the waves will be reflected in the ship as echoes. The time it takes for a sound wave to travel down to the bottom and back up is carefully measured.
The original frequency of sonar, f = 22 kHz = 22000 Hz
The speed of sound in water, V = 1482 m/s
The speed of the whale towards the ship, Vw =4.95m/s
The apparent frequency reflects his back,
f' = f ( V+Vw)/V
f' = 22000(1482+4.95)/1482
f' = 22073.5 Hz.
So, the change in frequency is
f'-f = 22073.5-22000
f'-f = 73.45 Hz.
So, the change in frequency is 73.45 Hz
Your question is incomplete but most probably your full question was:
The sound source of a ship’s sonar system operates at a frequency of 22.0 kHz. The speed of sound in water (assumed to be at a uniform 20°C) is 1482 m/s. What is the difference in frequency between the directly radiated waves and the waves reflected from a whale traveling straight toward the ship at 4.95 m/s? Assume that the ship is at rest in the water.
Which pair of diagrams represent the best orientation for the x-axis to analyze the emitted waves and the reflected waves separately?
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two common primary structures of proteins are alpha helices and beta sheets.True or False?
It is the true statement. Two standard primary structures of proteins are alpha helices and beta sheets. Proteins are long chains of amino acids that fold into specific shapes, which are determined by their primary structure.
What does the primary structure of protiens determine?The primary structure of a protein determines its overall shape and function. Alpha helices and beta sheets are two of the most common secondary structures that are formed from the linear sequence of amino acids in the primary structure.
What are alpha helices?Alpha helices are coiled structures that resemble a spiral staircase, while beta sheets are flat structures that form a pleated sheet. These structures provide stability and rigidity to the protein.
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if the cart's mass is 3.2 kg , the applied force is 12.8 n , and the friction force is 7.0 n , find the cart's acceleration. express your answer to two significant figures and include the appropriate units.
The cart's acceleration can be calculated using the equation a = (Fnet)/m, where Fnet is the net force acting on the cart and m is the mass of the cart.
In this case, F_net = 12.8 N - 7.0 N = 5.8 N, and m = 3.2 kg. Plugging these values into the equation yields a = 5.8 N / 3.2 kg = 1.81 m/s^2. Rounding to two significant figures gives a = 1.8 m/s^2.
The acceleration of an object can also be affected by friction. Friction is a force that opposes the motion of an object and is proportional to the normal force (the force perpendicular to the surface the object is moving on).
This means that the larger the normal force, the larger the friction force. If the friction force is large enough, it can reduce or even cancel out the net force, resulting in a lower acceleration or even no acceleration at all.
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if we quadruple the energy in a vessel of gas, what happens to the velocity of the gas particles?
A) The velocity doubles.
B) The velocity quadruples.
C) The velocity halves.
D) The velocity stays the same
This velocity of a gas particle doubles if we triple the energy inside a gas vessel.
What is in a particle?The Gaussian Model of Quantum Theory is now thought to be the best theory to explain the universe's most elementary ingredients. It discusses how the building blocks of all known matter are quarks, who make up both protons and neutrons, as well as leptons, which contain electrons.
What are examples of particles?A few examples of particles are planets, carbon atoms, as well as electrons. Quarks and protons are fundamental particles. The fundamental particles, which are the simplest and least massive particles, already are the most stable.
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an auto moves 10 meters in the first second of travel, 10 more meters in the next second, and 10 meters during the third second. the acceleration of the auto in m/s2 is
When driving, a car travels 30 feet in the first second, 10 more in the second, and 10 miles in the third second, which is zero.
What occurs if acceleration is zero?The item will move at a constant speed when there's no acceleration. We may examine Newton ’s law and the acceleration formula mathematically. We are aware that there is no force. The speed must be zero because we are aware that the mass could be zero.
Constant acceleration equals 1, right?A change in velocity which does not alter over time is referred to as a constant acceleration. The average acceleration of an automobile remains constant even if it picks up 20 mph in one minute and then another 20 mph in the next.
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a bicycle racer sprints at the end of a race to clinch a victory. the racer has an initial velocity of 11.5 m/s when he was 300 m away from the finish line. he accelerates at the rate of 0.500 m/s/s for 7.00 s; and then the racer continues at the final velocity to the finish line. (a) what is his final velocity?
As a result, the racer's final velocity is 13.00 m/s after accelerating at 0.500 m/s2 for 7.00 s.
What is velocity?Velocity is a vector representation of an object's or particle's displacement with respect to time. The meter per second (m/s) is the standard unit of velocity magnitude (also known as speed). Alternatively, velocity magnitude can be expressed in centimeters per second (cm/s). The direction of movement of the body or item is defined by velocity. Speed is fundamentally a scalar number. Velocity is, in essence, a vector quantity. It is the pace at which distance changes. It is the displacement rate of change.
Here,
The final velocity can be found using the equation of motion,
vf = vi + at,
where vf is the final velocity, vi is the initial velocity (11.5 m/s), a is the acceleration (0.500 m/s^2), and t is the time for which the acceleration was applied (7.00 s).
Substituting the values we get,
vf = 11.5 + 0.500 * 7.00 = 13.00 m/s.
So, the racer's final velocity is 13.00 m/s as he accelerates at the rate of 0.500 m/s2 for 7.00 s.
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truck accelerates from 10.0 m/s to 13.0 m/s in 10.0 s. how far did it travel during that time? type your answer here
The distance covered by the truck during acceleration is 115m.
A moving object's distance can be determined using the following equation:
distance equals average speed times time
Finding the average of the truck's initial and end speeds will allow you to determine its average speed during the 10.0 s acceleration:
Average speed is calculated as follows: (10.0 m/s + 13.0 m/s) / (2 beginning speed + final speed) = 11.5 m/s
Now, we can determine the distance traveled using this average speed and the acceleration time:
Average speed times time is 11.5 m/s times 10 s, or 115.0 m.
Therefore, in the 10.0 seconds it took to go from 10.0 m/s to 13.0 m/s, the truck covered 115.0 meters.
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a large moving ball collides with a small stationary ball. the momentum is ______
This applet shows the results of releasing a frictionless block and a rolling disk with equal masses from the top of identical inclined planes.This applet shows the same situation, but it also shows, through bar graphs that change with time, the way that the energy is transformed as the box and the disk go down the inclined plane.Assume that the box and disk each have mass m , the top of the incline is at height h , and the angle between the incline and the ground is θ (i.e., the incline is at an angle θ above the horizontal). Also, let the radius of the disk be RHow much sooner does the box reach the bottom of the incline than the disk?Express your answer in terms of some or all of the variables m , h , θ , and R , as well as the acceleration due to gravity g.
The time difference between the box and disk reaching the bottom of the incline can be expressed as: Δt = [tex](h/g) \times (sin(\theta) / (cos(\theta) - (R^2/2m)))[/tex]
What does gravitational acceleration entail?The acceleration that an item experiences as a result of the gravitational pull of a celestial body, such as the Earth, is known as acceleration due to gravity. On Earth's surface, the acceleration brought on by gravity is roughly 9.8 m/s2. The letter g is often used to represent it.
Do various planets have different gravitational values?Yes, various planets have varying values for gravity. The mass of the planet and the separation between the object and the planet's center determine how strong the gravitational attraction is.
Δt =[tex](h/g) \times (sin(\theta) / (cos(\theta) - (R^2/2m)))[/tex]
Where g denotes the acceleration due to gravity.
The time difference Δt represents the time advantage that the box has over the disk in reaching the bottom of the incline.
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the sink–float method is often used to identify the type of glass material found at crime scenes by determining its density. several different types of glass of known density are placed into solutions of varying densities. determine whether each glass piece will sink, float, or do neither when immersed in the given solution.
The different type of glass of known density placed in various liquid will sink, float or neither sink or float all depend on the difference in the density of glass and water.
What will have a glass of different density placed in different density of solution?The glass will sink:
a solution of alkali zinc borosilicate with a density of 2.46 g/mL and a density of 2.57 g/mL.
3.05 g/mL of potash soda lead is present in a solution with a density of 1.65 g/mL.
In a solution with a density of 2.16 g/mL, there is potash borosilicate with a same density of2.16 g/mL.
The glass will float:
Alkali strontium in a solution with a density of 2.34 g/mL and a density of 2.26 g/mL.
The glass will neither sink or float:
In a solution with a density of 2.62 g/mL, soda borosilicate has a density of 2.27 g/mL.
What causes an object to sink or float?The subject will sink if the force acting of the weight is larger than an upwards force of the water on it. The thing will rise if the converse is true because rising is the contrary of sinking.
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The sink–float method is often used to identify the type of glass material found at crime scenes by determining its density. several different types of glass of known density are placed into solutions of varying densities. determine whether each glass piece will sink, float, or do neither when immersed in the given solution.
1) alkali zinc borosilicate with a density of 2.57 g/mL in a solution with a density of 2.46 g/mL.
2) soda borosilicate with a density of 2.27 g/mL in a solution with a density of 2.62 g/mL.
3) alkali strontium with a density of 2.26 g/mL in a solution with a density of 2.34 g/mL.
4)potash borosilicate with a density of2.16 g/mL in a solution with a density of 2.16 g/mL.
5) potash soda lead with a density of 3.05 g/mL in a solution with a density of 1.65 g/mL.
a string of length l with fixed ends is made to go into standing wave patterns. what is the longest wavelength associated with all possible standing wave patterns in this situation?
Its node and antinodes alternate with an identical spacing for any and all standing wave frequencies. The smallest frequency that will cause a standing wave is one whose wavelength is longest.
Nodes and anti-nodes develop in what way?
Anti-nodes and nodes. It is created as a result of two waves travelling across the same medium at precisely the right timing and interference. A standing wave is not a wave in and of itself; rather, it is the design that develops when two wave of the same energy move in opposite directions in the same material.
What distinguishes an antinode from a standing wave?
Remember that what a wave shape is a pattern, not a wave, that is created when a number of waves interfere with one another. The antinode is not strictly a spot on a wave because a wave is not considered to be a wave. The antinodes and nodes are just special spots on
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a conducting sphere of radius 0.5 m has charge per area 3 mc/m2 distributed uniformly on its surface. there is no unbalanced charge on the sphere except on the surface. what is the total charge on the sphere?
The total charge on the sphere is determined by multiplying the charge per area by the surface area of the sphere.
The surface area of a sphere with a radius of 0.5m is 4πr², so the total charge on the sphere is 4π * 0.5² * 3mc/m², or 6mc.
In addition to the total charge, the electric field around a sphere with a uniform charge distribution can be calculated using Gauss's Law. Specifically, the electric field at a distance r from the center of the sphere is given by the equation E = σ/2εo, where εo is the permittivity of free space.
This equation states that the electric field is proportional to the charge per area and inversely proportional to the distance from the center of the sphere.
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An astronaut stands on the edge of a lunar crater and throws a half-eaten Twinkie™ horizontally with a velocity of 5.00 m/s. The floor of the crater is 100.0 m below the astronaut. What horizontal distance will the Twinkie™ travel before hitting the floor of the crater? (The acceleration of gravity on the moon is 1/6th that of the Earth).
Answer:
33.35 meters
Explanation:
The horizontal distance traveled by the Twinkie™ can be calculated using the following equation:
d = v0 * t
Where v0 is the initial horizontal velocity, and t is the time it takes for the Twinkie™ to reach the floor of the crater. To find t, we can use the equation for the vertical motion of the Twinkie™:
y = v0y * t - (1/2) * g * t^2
Where v0y is the initial vertical velocity, g is the acceleration due to gravity on the moon (1/6th that of the Earth), and y is the vertical distance from the astronaut to the floor of the crater (100 m). Since the Twinkie™ was thrown horizontally, the initial vertical velocity is 0, so the equation simplifies to:
100 = - (1/2) * (1/6 * 9.8) * t^2
Solving for t:
t = sqrt(100 * 2 / (1/6 * 9.8)) = sqrt(100 * 2 * 6 / 9.8) = sqrt(1200 / 9.8) = 6.67 seconds
Finally, we can use the horizontal velocity and the time to calculate the horizontal distance traveled by the Twinkie™:
d = v0 * t = 5.00 m/s * 6.67 s = 33.35 m
So the Twinkie™ will travel 33.35 meters horizontally before hitting the floor of the crater.
how many hours will it take to fill a cubic vat of 18.9 ft edge length with a liquid that has a density of 1.31 g/ml and is spilling at a rate of 3.09 kg/s?
Therefore, it will take around 2.41 hours to fill an 18.9-foot-long cubic vat with a liquid whose density is 1.31 g/ml and which is pouring at a rate of 3.09 kg/s.
To calculate the time it takes to fill a cubic vat with a liquid, we need to find the volume of the vat and multiply it by the density of the liquid to find its mass.
Then, divide the mass of the liquid by the rate at which it's spilling to find the time required to fill the vat.
The volume of a cubic vat with an edge length of 18.9 ft can be calculated as follows:
V = l^3 = (18.9 ft)^3
= 12,092.973 ft^3
Next, we need to convert the volume to liters:
V = 12,092.973 ft^3 * 28.3168466 L/ft^3
= 342,190.4 L
Next, we can multiply the volume in liters by the density of the liquid in g/mL to find its mass:
m = V * d = 342,190.4 L * 1.31 g/mL
= 448,111.54 g
= 448.11 kg
Finally, we divide the mass of the liquid by the rate at which it's spilling to find the time required to fill the vat:
t = m / r = 448.11 kg / 3.09 kg/s
= 144.52 s
= 2.41 hours.
Therefore, it will take approximately 2.41 hours to fill the cubic vat.
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What happens to the volume of gas when temperature increases at constant pressure?
The volume increases as the temperature increases, and decreases as the temperature decreases. The gas expands in volume as the temperature rises. The kinetic energy of the gas's molecules increases with temperature. They make greater direct contact with the container's surface.
What is the gas volume formula?PV = nRT
These equations are variations of the ideal gas law, PV = nRT, in which P is the gas's pressure, V is its volume, n is the gas's number of moles, T is the gas' kelvin temperature, and R is the ideal (universal) gas constant.
How does volume effect the rise in temperature?This implies that a gas's volume and Kelvin temperature are inversely related. Consider it this way: If you want to expand a gas's volume while maintaining its pressure, the only method to do so is to raise the gas' temperature.
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which of the following statements is true in regard to matter supplying energy? multiple choice question. matter must be moving faster than the vibrating particles it contains. matter must be at rest (not moving). matter can be moving or at rest. matter must be in motion.
The correct option is "Matter can be moving or at rest."
The ability of matter to produce energy is unaffected by its state of motion or rest. Regardless of whether the matter is in motion or at rest, energy can be stored in it as thermal or potential energy. For instance, the height of a stationary object at the top of a cliff gives it potential energy, whereas a moving thing has kinetic energy. The kinetic energy of matter's particles, which can be transferred to other objects through thermal energy, is also closely correlated with temperature. Therefore, the matter has the ability to produce energy whether it's moving or not.
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the football team is out on the football field, acting football-player-like. on command, player a runs directly into that big metal sled thing, which weighs 200 pounds. if he can push it with a force of 50 pounds, what will be the velocity of it after 3 seconds? all motion is horizontal.
If he can push it with a force of 50 pounds, the velocity of it after 3 seconds will be 0.75m.
Force applied = 50 pound force
By Newtons Second Law :
F = ma
or,
a = F/m = 50/200 = 0.25 m/s2
Using :
v = u+at (u=0, t=3s)
or,
v = 0.75m
Velocity is a vector quantity that refers to the rate of change of an object's position with respect to time. It measures the speed of an object in a specific direction. The unit of velocity is meters per second (m/s) or miles per hour (mph) depending on the measurement system being used. In physics, velocity is considered a fundamental concept that is used to describe the motion of objects in the physical world.
Velocity is calculated by dividing the change in position by the change in time. For example, if an object moves 10 meters in 2 seconds, its velocity would be 5 m/s in the direction of the movement. It is important to note that velocity is not the same as speed, which is only concerned with the magnitude of the velocity and not the direction.
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the operating temperature of a tungsten filament in an incandescent light bulb is 2450 k, and its emissivity is 0.350. find the surface area of the filament of a 150 w bulb if all the electrical energy consumed by the bulb is radiated by the filament as electromagnetic waves.
The surface area of the filament is approximately 0.003 [tex]m^2[/tex].
The surface area of the filament of a 200 W incandescent light bulb can be calculated using the Stefan-Boltzmann law, which states that the power radiated by a black body is proportional to the fourth power of its temperature. With a temperature of 2450 K and an emissivity of 0.350, the surface area of the filament can be calculated as follows:
A = P / (σ * [tex]T^4[/tex] * ε)
where P is the power (200 W), σ is the Stefan-Boltzmann constant (5.67 * 10^-8 W/m^2 K^4), T is the temperature (2450 K), and ε is the emissivity (0.350).
Complete question:
The operating temperature of a tungsten filament in an incandescent light bulb is 2450 K , and its emissivity is 0.350.
Find the surface area of the filament of a 200 W bulb if all the electrical energy consumed by the bulb is radiated by the filament as electromagnetic waves. (Only a fraction of the radiation appears as visible light.)
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a rescue plane wants to drop supplies 220 m below. if the plane is traveling at a speed of 80 m/s, what is the magnitude of the velocity of the supply when it lands
Supplies will be dropped from a rescue plane 220 metres below. if the aircraft is moving at 80 metres per second So the magnitude of the velocity of the supply when it lands is 65.076 m/s.
The velocity of an object under constant acceleration (in this case, due to gravity) can be found using the equation
v = v_0 + a * t
where v is the final velocity, v_0 is the initial velocity,
a is the acceleration (in this case, due to gravity,
which has a magnitude of 9.8 m/s^2),
and t is the time it takes for the object to fall.
To find t, we can use the equation:
d = v_0 * t + 0.5 * a * t^2
where d is the distance the object falls.
Solving for t:
t = √(2d/a)
= √(2 * 220 m / 9.8 m/s^2)
= 6.62 s
Now we can plug the value of t back into the equation for v:
v = v_0 + a * t
= 0 + 9.8 m/s^2 * 6.62 s
= 65.076 m/s
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a proton, initially at rest, is accelerated through an electric potential difference of 500 v. what is the speed of the proton?
The speed of proton accelerated through potential difference of 500 V is, [tex]v_f = 956.98 \times 10^4 \ m/s[/tex] .
Proton Electric field system as an isolated system for energy.
Applying energy conservation,
ΔK + ΔU = 0
The energy difference can be written as,
[tex]\dfrac{1}{2}m(v_f^2-v_i^2) - q \triangle V = 0[/tex]
where, m is the mass of proton, q is its charge, [tex]v_i[/tex] is the initial velocity and [tex]v_f[/tex] is the final velocity.
Here the proton starts from rest initial velocity is 0.
[tex]\dfrac{1}{2}m(v_f^2) - q \triangle V = 0[/tex]
The final velocity is,
[tex]v_f = \sqrt{\dfrac{2q\triangle V}{m}}[/tex]
The potential difference is, 500 V.
[tex]v_f = \sqrt{\dfrac{2\times 1.602 \times 10^{-19} \times 500}{1.674 \times 10^{-27}}}[/tex]
[tex]v_f = 956.98 \times 10^4 \ m/s[/tex]
The speed of proton is, [tex]v_f = 956.98 \times 10^4 \ m/s[/tex] .
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if two successive overtones of a vibrating string are 320 hz and 400 hz , what is the frequency of the fundamental?
the frequency of the fundamental (first overtone) is 160 Hz.
The difference between the frequencies of two succeeding overtones can be used to determine the frequency of the fundamental (first overtone) of a vibrating string.
Let's use the letters f1 for the fundamental overtone's frequency and f2 and f3 for the overtones that follow.
F2 = 320 Hz, and F3 = 400 Hz, as we are aware.
The following gives the relationship between the fundamental's frequency and its overtones:
f2 = 2 * f1\sf3 = 3 * f1
Therefore, we may equalize the two equations:
320 Hz = 2 * f1
400 Hz = 3 * f1
by the matching overtone number in each equation:
320 Hz / 2 = f1
400 Hz / 3 = f1
Calculating f1:
320 Hz / 2 = 400 Hz / 3\s320 * 3 = 400 * 2\s960 = 800, giving 160Hz frequency.
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incident solar radiation is the definition of group of answer choices insolation. solar constant. interference. inception.
The radiating solar energy that strikes the earth's surface incidentally is known as "global radiation" on a surface (W m2).
What brings about isolation?The term "insolation" refers exclusively to radiation that enters the earth's atmosphere before reaching the surface. The heat is produced by sun energy, which is also known as solar radiation. The solar energy that reaches the surface of the earth is known as insolation.
What transpires with isolation?Energy Conversion: Evaporation of water or sublimation of ice can convert solar radiation into latent heat, which is a form of stored potential energy. III. Terrestrial Radiation - Insolation is eventually reradiated to the atmosphere either into space after being received by the Earth's surface.
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a light rays is aimed at a stack of materials with different indices of refraction, n1, n2, and n3. as the light goes from n1 into n2 the refracted angle is larger than the incident angle. at the n2 to n3 interface the light is completely reflected. which statement is true?
The speed of light will increase at the n2 to n3 border as it moves from a denser to a rarer medium, where it is totally reflected.
When a light ray enters a media with refractive index n1 to the medium with n2, what happens?When light rays from a media having a refractive index of n1 enter a medium with a refractive index of n2 at a curved interface, the formula is provided. Vn2−Un1=Rn2−n1.
What do you call a light beam that passes through various materials with various indices?
Anytime light is reflected when it enters a material with a differing refractive index at an angle (optical density). This shift in speed is what led to the change in direction. For instance, light slows down as it moves from air to water, which causes it to continue moving in a different angle or direction.
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