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A 50 kg box hangs from a rope. What is the tension in the rope ifa. The box is at rest? b. The box has vy = 5.0 m/s and is
1. 1 answer
2. 2,391 views
A 42 kg girl is bouncing on a trampoline. During a certain interval after she leaves thesurface of the trampoline, her kinetic
1. 1 answer
2. 510 views
A 60.0 kg person, running horizontally with a velocity of 3.80 m/s, jumps onto a 12.0 kgsled that is initially at rest. a)
1. 0 answers
2. 1,359 views
One object is at rest and another is moving. The two collide in a one-dimensional,completely inelastic collision. In other
1. 1 answer
2. 3,569 views
A 302 kg motorcycle is accelerating up along a ramp that is inclined 24° above thehorizontal. The propulsion force pushing the
1. 1 answer
2. 603 views
Bob, who has a mass of 75 kg, can throw a 500 g rock with a speed of 30 m/s. Thedistance through which his hand moves as he
1. 0 answers
2. 1,222 views