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  3. a 3 kg cat can jump at 3 m/s. the cat rests on an

A 3 kg cat can jump at 3 m/s. The cat rests on an 8...

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Physics

A 3 kg cat can jump at 3 m/s. The cat rests on an 8 kg sled(A),then jumps to another 8 kg sled(B). The cat immediately spinsaround and jumps back to the first sled(A). The sleds are on africtionless surface.

a. What is the final speed of sled(A)?

b. What is the final speed of sled(B)?

c. What total impulse was imparted to sled(B)?

d. What was the overall change in momentum of sled(A)?

Answer & Explanation Solved by verified expert
3.8 Ratings (380 Votes)
Let mc is the mass of the cat mA is the mass of the sled A mB is the mass of the sled B Vc is the velocity of the cat a Initial speed of the sled A is O When cat jumps on sled B due to change in momentum the velocity of the sled A is given by mAUA mcVc mAVA    See Answer
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