A 2.8-m-diameter merry-go-round with a mass of 240 kg is spinning at 20 rpm. John runs around the merry-go-round at 5.0 m/s, in the same direction that it is turning, and jumps onto the outer edge. John's mass is 32 kg.
A 2.8-m-diameter merry-go-round with a mass of 240 kg is spinning at 20 rpm. John runs around the merry-go-round at 5.0 m/s, in the same direction that it is turning, and jumps onto the outer edge. John's mass is 32 kg.
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
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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Transcribed Image Text:Part A
A 2.8-m-diameter merry-go-round with a mass of
240 kg is spinning at 20 rpm. John runs around
the merry-go-round at 5.0 m/s, in the same
direction that it is turning, and jumps onto the outer
edge. John's mass is 32 kg .
What is the merry-go-round's angular speed, in rpm, after John jumps on?
Express your answer in revolutions per minute.
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