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A satellite has a mass of 99 kg and is located at 2.0 106 m above the surface of Earth.
(a) What is the potential energy associated with the satellite at this location?
(b) What is the magnitude of the gravitational force on the satellite?
A uniform solid disk with a mass of 23.8 kg and a radius of 0.712 m is free to rotate about a frictionless axle. Forces of 92.0 and 124 N are applied to the disk. Taking the clockwise direction to be the negative direction, what is (a) net torque pro..
q1. a boat crosses a river of width 115 m in which the current has a uniform speed of 1.39 ms. the pilot maintains a
What is the coefficient of friction for the surface?
A spacecraft is in orbit around a planet. The radius of the orbit is 3.2 times the radius of the planet (which is R = 71466 km). What is the period of the spacecraft's orbit
If the alternating current in a circuit is described by the equation I=20sin60t, what are the peak current and frequency
A light ray goes through two thick rectangular slabs of glass, each of the same uniform thickness. The first slab has index of refraction n1 and the second n2. If n1
A hollow metal sphere has inner radius a, outer radius b, and conductivity sigma. Evaluate the electric field strength at the inner surface of a copper sphere if 0.70cm and 28A
A 115- resistor, a 0.237-µF capacitor, and a 5.56-mH inductor are connected in series to a generator whose voltage is 29.0 V. The current in the circuit is 0.130 A. Because of the shape of the current-versus-frequency graph (shown), there are two ..
q1. a 10000 kg railroad car is rolling at 2 ms when a 400 kg load of gravel is suddenly dumped in. what is the railroad
Two bugs are buzzing with the same frequency of 186Hz. One of the bugs is flying away from a stationary observer at 9.0m/s, What is the beat frequency that the observer hears
A 2.5kg mass is attached to a spring and placed on the horizontal, smooth surface. A horizontal force of 18.4 N is necessary to hold the mass at rest while it is pulled 0.210 m from its equilibrium position.
A billiard ball strikes and rebounds from the cushion of a pool table perpendicularly. find the average net force exerted on the all by the cushion
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