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A satellite is in orbit 4.2*10^7 m from the center of Earth with a speed of 7,800 m/s. If the centripetal force on the satellite is 5,075 N, what is the mass of the satellite?
find the magnitude and direction of the impulse delivered to the ball by the floor.
What friction torque is required to reduce its angular speed from 80.0 to 51 in 27.
Some sliding rocks approach the base of a hill with a speed of 15.0m/s . The hill rises at 42.0? above the horizontal, Find the acceleration of the rocks as they slide up the hill
(a) compute the absolute pressure at the bottom of a freshwater lake at a point whose depth is 25.5 m. assume the density of the water is 1.00 x10^3 kg/m3 and the air above is at the pressure of 101.3 kPa.
define the magnitude of the acceleration of the block. What is the electric ?eld strength.
A charge q is distributed uniformly around a thin ring of radius r, What is the magnitude of the magnetic moment of the rotating charge
How many kilograms of water at 100 degrees Celsius can be converted to steam by the addition of 1.13X10^7 joules of thermal energy.
A beam of 6 MeV electrons passes through a 400 micro-meter thick silicon detector. Estimate the energy lost by the electrons when crossing 200 micro-meters, 300 micro-meters and the full thickness of the detector.
A basketball player makes a jump shot. The 0.600 kg ball is released at a height of 2.00 m above the floor with a speed of 7.20 m/s. The ball goes through the net 3.10 m above the floor at a speed of 4.20 m/s Find the work done on the ball by air ..
The men's world record for the shot put, 23.12m, was set by Randy Barnes of the United States on May 20, 1990. If the shot was launched from 6 f above the ground at an initial angle of 42 degrees, what was its initial speed.
At each of the designated points, rotate the given vector to indicate the direction of the force exerted by the water on either the inside of fishbowl (for points A and B) or the outside of the goldfish (for points C, D, and E).
An electron moving at a speed of vi= 0.960c in the positivex direction collides with another electron at rest, Based only on the original data given in the problem, use conservation of energy to find the speed of the second electron
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