Problem 5. A 4.0-kg mass attached to the end of a string swings in a vertical circle of radius 2.0 m. When the string makes an angle of 35° with the vertical as shown, the speed of the mass is 5.0 m/s. At this instant what is the magnitude of the force the string exerts on the mass? a) 50N b) 82N c) 89N d) 11N e) 61N

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
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Chapter1: Units, Trigonometry. And Vectors
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Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Problem 5. A 4.0-kg mass attached to the end of a string swings in a vertical
circle of radius 2.0 m. When the string makes an angle of 35° with the vertical
as shown, the speed of the mass is 5.0 m/s. At this instant what is the
magnitude of the force the string exerts on the mass?
35°.
a) 50N
b) 82N
c) 89N
d) 11N
e) 61N
Transcribed Image Text:Problem 5. A 4.0-kg mass attached to the end of a string swings in a vertical circle of radius 2.0 m. When the string makes an angle of 35° with the vertical as shown, the speed of the mass is 5.0 m/s. At this instant what is the magnitude of the force the string exerts on the mass? 35°. a) 50N b) 82N c) 89N d) 11N e) 61N
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