Physics, 12.10.2020 18:01 hebrew1148
A box of books weighing 319 N is shoved across the floor by a force of 485 N exerted downward at an angle of 35° below the horizontal. a) If uk between the box and the floor is 0.57, how long does it take to move the box 4.00 m, starting from rest? b) If uk between the box and the floor is 0.75, how long does it take to move the box 4.00 m, starting from rest?
Answers: 2
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Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)
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What is the single most important equation in all of physics?
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A box of books weighing 319 N is shoved across the floor by a force of 485 N exerted downward at an...
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