A wedge of mass 2m placed on a rough surface, its part AB is circular of radius R. A small block of mass m is released from rest at A. Find minimum value of friction between wedge and ground so that wedge remains at rest.

A wedge of mass 2m placed on a rough surface, its part AB is circular of radius R. A small block of mass m is released from rest at A. Find minimum value of friction between wedge and ground so that wedge remains at rest.

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.23P: The 40-lb spool is suspended from the hanger GA and rests against a vertical wall. The center of...

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Question

A wedge of mass 2m placed on a rough surface, its part AB is circular of radius R. A small block of
mass m is released from rest at A. Find minimum value of friction between wedge and ground so
that wedge remains at rest.
A
m
smooth
R
2m
-B
rough
(A) 3mg
mg
(В)
5mg
(C)
3mg
(D)

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