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Author Question: A 50-kg ice skater moving at 6 m/s collides with a second stationary skater with mass 70 kg. The ... (Read 72 times)

WhattoUnderstand

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on: Jul 29, 2018
A 50-kg ice skater moving at 6 m/s collides with a second stationary skater with mass 70 kg. The skaters cling together after the collision and move without friction. Compute their speed after the collision.

Question 2

A light aircraft that weighs 1,600 N is accelerated at 8 m/s/s for 15 seconds. The work done on the aircraft is _________.
 Fill in the blank(s) with correct word


ririgirl15

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Reply #1 on: Jul 29, 2018
Answer to Question 1

2.5 m/s

Answer to Question 2

1,175,510 J


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WhattoUnderstand

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Reply #2 on: Jul 29, 2018
Thanks


ririgirl15

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Reply #3 on: Jul 29, 2018
Welcome :)


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