A 72 kg swimmer dives horizontally off a raft floating in a lake. The diver's speed immediately after leaving the raft is 3.8 m/s. If the time interval of the interaction between the diver and the raft is 0.25 s, what is the magnitude of the average horizontal force by diver on the raft? A. 270 N B. 68 N C. 2300 N D. 1100 N O C

A 72 kg swimmer dives horizontally off a raft floating in a lake. The diver's speed immediately after leaving the raft is 3.8 m/s. If the time interval of the interaction between the diver and the raft is 0.25 s, what is the magnitude of the average horizontal force by diver on the raft? A. 270 N B. 68 N C. 2300 N D. 1100 N O C

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter5: The Laws Of Motion

Section: Chapter Questions

Problem 5.8P: (a) A cat with a mass of 850 kg in moving to the right with a constant speed of 1.44 m/s. What is...

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Concept explainers

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”

Question

A 72 kg swimmer dives horizontally off a raft floating in a lake. The diver's speed immediately after leaving the raft
is 3.8 m/s. If the time interval of the interaction between the diver and the raft is 0.25 s, what is the magnitude of
the average horizontal force by diver on the raft?
A. 270 N
B. 68 N
C. 2300 N
D. 1100 N
D
B
O A

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