A boy takes a 1.5-kg rock and ties it to the end of a 0.80-m-long, massless, uniform rope. He then swings the rock in a vertical circle. If the speed of the rock at the bottom of the swing is 5.0 m/s, what is the tension in the rope? а. 62 N b. 52 N С. 72 N d. 67 N e. 57 N

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter7: Rotational Motion And Gravitation
Section: Chapter Questions
Problem 54AP: A 0.400-kg pendulum bob passes through the lowest part of its path at a speed of 3.00 m/s. (a) What...
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QUESTION 24
A boy takes a 1.5-kg rock and ties it to the end of a
0.80-m-long, massless, uniform rope. He then
swings the rock in a vertical circle. If the speed of
the rock at the bottom of the swing is 5.0 m/s, what
is the tension in the rope?
а. 62 N
b. 52 N
С. 72 N
d. 67 N
е. 57 N
Transcribed Image Text:QUESTION 24 A boy takes a 1.5-kg rock and ties it to the end of a 0.80-m-long, massless, uniform rope. He then swings the rock in a vertical circle. If the speed of the rock at the bottom of the swing is 5.0 m/s, what is the tension in the rope? а. 62 N b. 52 N С. 72 N d. 67 N е. 57 N
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