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The electric field on the surface of a 12cm -diameter sphere is perpendicular to the sphere and has magnitude 52kN/C.
What is the electric flux through the sphere?
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A clock is set against an accurate standard and 30 days later is found to be in error by 12 seconds. What is the percentage of error in its time keeping?
Suppose the convention were adopted that defines W and W 0 in the first law of thermodynamics to be the "work done on the system by the surroundings." a. Write the first law with this alternate convention. b. Why do the ...
Question: A simple pendulum oscillates with frequency f. (a) What is its frequency if the entire pendulum accelerates at 3/4g upward? (b) What is its frequency if accelerates at 0.75g downward? The response must be typed ...
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Question: A pendulum has a period of 0.69 s on Earth. What is its period on Mars, where the acceleration of gravity is about 0.37 that on Earth? The response must be typed, single spaced, must be in times new roman font ...
Question: A point charge is released from rest in a region containing an electric field. The charge will start to move: (A) in a direction that makes its potential energy increase (B) in a direction that makes its potent ...
Question: The position of a mass oscillating on a spring is given byx = (6.8 cm) cos[2t/(0.91 s)]. (a) What is the frequency of this motion? (b) When is the mass first at the position x =-6.8cm? The response must be type ...
Question: A series RLC circuit consists of a 50ohm resistor, a 3.3 mH inductor, and a 480 nF capacitor. It is connected to a 5.0 kHz oscillator with a peak voltage of 5.0 V. A) What is the instantaneous current i when e= ...
Question: A proton (with a rest mass m=1.6 x 10 27 kg) has a total energy that is 4.00 times its rest energy. What is the magnitude of the momentum p of the proton? Please explan in detail each step and what equations ar ...
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