A massless string is wrapped around a cylinder of mass 6.00 kg and radius 0.100 m.A force acts on the string,as shown in the diagram.If it takes 0.40 seconds to reach an angular speed of 100 radians/s starting from rest,what is the magnitude of the force,F?
A)120 N
B)75 N
C)100 N
D)65 N
E)30 N

Question

A massless string is wrapped around a cylinder of mass 6.00 kg and radius 0.100 m.A force acts on the string,as shown in the diagram.If it takes 0.40 seconds to reach an angular speed of 100 radians/s starting from rest,what is the magnitude of the force,F? 
A)120 N 
B)75 N 
C)100 N 
D)65 N 
E)30 N

Quizplus · Accepted Answer

The Answer of A massless string is wrapped around a cylinder of mass 6.00 kg and radius 0.100 m.A force acts on the string,as shown in the diagram.If it takes 0.40 seconds to reach an angular speed of 100 radians/s starting from rest,what is the magnitude of the force,F? 
A)120 N 
B)75 N 
C)100 N 
D)65 N 
E)30 N

A Massless String Is Wrapped Around a Cylinder of Mass