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A tennis player hits a 58.0 {\rm g} tennis ball so that it goesstraight up and reaches a maximum height of 6.17 {\rm m}.
How much work does gravity do on the ball on the way up?
A classmate throws a 1.3-kg book from a height of 1.2 m above the ground straight up into the air. Determine the velocity of the book just before hitting the ground
Our Milky Way galaxy is 100000 ly in diameter. A spaceship crossing the galaxy measures the galaxy's diameter to be a mere 1.0 ly. What is the speed of the spaceship relative to the galaxy
A car rounds a curve that is banked inward. The radius of curvature of the road is R = 114, Find the maximum speed that the car can have without slipping
tarzan is curled in a ball and is swinging on rope trying to get to next tree. he is unable to make it to next tree and
A neutron turns into a proton and an electron. The electron goes in one direction and the proton goes in the opposite direction. find the maximum separation distance of the two particles
It has been suggested that rotating cylinders about 8.0 mi long and 5.0 mi in diameter be placed in space and used as colonies. What angular speed must such a cylinder have so that the centripetal acceleration at its surface equals the free-fall acce..
A solid, conducting sphere of radius a carries an excess charge of +6 microC. Determine the excess charge on the inner surface of the outer sphere
q1. a flight attendant pulls her 70.0 n flight bag a distance of 274 m along a level airport floor at a constant speed.
a stone is dropped from the roof of a high building. a second stone is dropped 2.50 s later. how far apart are the
A straight ladder is leaning against the wall of a house. The ladder has rails 3.20 m long, joined by rungs 0.530 m long. What should be the thickness of the rock
you are the prosecuting attorney in a case. you are eliciting testimony from your star witness who has said that he was
When the handle on a car jack moves 60 cm, the 10,000 N carmoves upward 1.2 cm. find the force exerted on the jack handle
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