1950Mechanical EngineeringMedium
In the equation of virtual work, following force is neglected________?
Areaction at a point or an axis, fixed in space, around which a body is con-strained to turn
Breaction of any smooth surface with which the body is in contact
Call of the above
Dnone of the above
Ereaction of a rough surface of a body which rolls on it without slipping
Correct answer
C. all of the above
Explanation
The correct answer is all of the above.