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4 Two chulciren A and B, cach having a mass of 30 kg sit at the cdge of the merry go-round which is rotating, at ca-2 rad/s Excluding the children, the merry-go-round has a mass of 180 kg and a radius of gyration of k -0.6 m Q 75 m 0.75m 8-2 rad/s o Initial total angular momentum o If child A jumps off horizontally in the -n direction with a speed of 2 m/s measured with respect to the merry-go-round. determine the angular velocity of the merry-go-round o kg-m2/s rad/s kg-m2/s o Total angular momentum after child A jumped off o If child B jumps off horizontally in the +t direction with a speed of 2 m/s measured with respect to the merry-go-round, determine the angular velocity of the merry-go-round, o: rad/s

4 Two chulciren A and B, cach having a mass of 30 kg sit at the cdge of the merry go-round which is rotating, at ca-2 rad/s Excluding the children, the merry-go-round has a mass of 180 kg and a radius of gyration of k -0.6 m Q 75 m 0.75m 8-2 rad/s o Initial total angular momentum o If child A jumps off horizontally in the -n direction with a speed of 2 m/s measured with respect to the merry-go-round. determine the angular velocity of the merry-go-round o kg-m2/s rad/s kg-m2/s o Total angular momentum after child A jumped off o If child B jumps off horizontally in the +t direction with a speed of 2 m/s measured with respect to the merry-go-round, determine the angular velocity of the merry-go-round, o: rad/s

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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4 Two chulciren A and B, cach having a mass of 30 kg sit at the cdge of the merry go-round which is rotating, at ca-2 rad/s Excluding the children, the merry-go-round has a mass of 180 kg and a radius of gyration of k -0.6 m Q 75 m 0.75m 8-2 rad/s o Initial total angular momentum o If child A jumps off horizontally in the -n direction with a speed of 2 m/s measured with respect to the merry-go-round. determine the angular velocity of the merry-go-round o kg-m2/s rad/s kg-m2/s o Total angular momentum after child A jumped off o If child B jumps off horizontally in the +t direction with a speed of 2 m/s measured with respect to the merry-go-round, determine the angular velocity of the merry-go-round, o: rad/s
Transcribed Image Text:4 Two chulciren A and B, cach having a mass of 30 kg sit at the cdge of the merry go-round which is rotating, at ca-2 rad/s Excluding the children, the merry-go-round has a mass of 180 kg and a radius of gyration of k -0.6 m Q 75 m 0.75m 8-2 rad/s o Initial total angular momentum o If child A jumps off horizontally in the -n direction with a speed of 2 m/s measured with respect to the merry-go-round. determine the angular velocity of the merry-go-round o kg-m2/s rad/s kg-m2/s o Total angular momentum after child A jumped off o If child B jumps off horizontally in the +t direction with a speed of 2 m/s measured with respect to the merry-go-round, determine the angular velocity of the merry-go-round, o: rad/s
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Can you solve the last question? answers to the first three are 

Iz1=98.55kg.m^2

w2=2.41rad/s

Hz2= 197.1kg.m^2/s

4. Two children, A and B, each having a mass of 30 kg sit at the edge of the merry go-round which is rotating at co2 rad/s Excluding the children, the merry-go-round has a mass of 180 kg and a radius of gyration of k = 0.6 m. 75 0.75 m w=2 rad/s o Initial total angular momentum kg-m²/s o If child A jumps off horizontally in the -n direction with a speed of 2 m/s measured with respect to the merry-go-round. determine the angular velocity of the merry-go-round co rad/s o Total angular momentum after child A jumped off kg-m²/s o If child B jumps off horizontally in the +t direction with a speed of 2 m/s measured with respect to the merry-go-round, determine the angular velocity of the merry-go-round, a rad/s
Transcribed Image Text:4. Two children, A and B, each having a mass of 30 kg sit at the edge of the merry go-round which is rotating at co2 rad/s Excluding the children, the merry-go-round has a mass of 180 kg and a radius of gyration of k = 0.6 m. 75 0.75 m w=2 rad/s o Initial total angular momentum kg-m²/s o If child A jumps off horizontally in the -n direction with a speed of 2 m/s measured with respect to the merry-go-round. determine the angular velocity of the merry-go-round co rad/s o Total angular momentum after child A jumped off kg-m²/s o If child B jumps off horizontally in the +t direction with a speed of 2 m/s measured with respect to the merry-go-round, determine the angular velocity of the merry-go-round, a rad/s
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