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Bill has a mass of 123 kg and is skating west. He increases his speed from 1 m/s to 4 m/s by applying a force for 5 seconds. What force did he apply? O A. 73.8 N O B. 24.6 N O C. 98.4 N O D. 113 N
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Bill has a mass of 123 kg and is skating west. He increases his speed from 1

m/s to 4 m/s by applying a force for 5 seconds. What force did he apply?
O A. 73.8 N
O B. 24.6 N
O C. 98.4 N
O D. 113 N

User Chotka
by
5.3k points

2 Answers

3 votes

Answer:

A. 73.8 N

Step-by-step explanation:

F(deltaT) = mv2 - mv1

F(5) = (123)(4) - (123)(1)

F(5) = 369

369/5 = 73.8 N

User Firan
by
4.5k points
4 votes

Answer:

73.8

Step-by-step explanation:

User Paranoia
by
5.2k points
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