In the equation of virtual work, following force is neglected_________ – McqOptions

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1.	In the equation of virtual work, following force is neglected_______________?
A.	reaction of any smooth surface with which the body is in contact
B.	reaction of a rough surface of a body which rolls on it without slipping
C.	reaction at a point or an axis, fixed in space, around which a body is con-strained to turn
D.	all of the above
E.	none of the above
Answer» E. none of the above

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