In the equation of virtual work, following force is neglected_______________?

A. reaction of any smooth surface with which the body is in contact

B. all of the above

C. none of the above

D. reaction at a point or an axis, fixed in space, around which a body is con-strained to turn

E. reaction of a rough surface of a body which rolls on it without slipping

Found an error? Read our corrections policy and submit a sourced correction below. You can also share a useful explanation in your own words.

Discuss the answer or suggest a sourced correction
Thank you for contributing.
Your comment was submitted and will appear after editorial review.

Your email is used only for moderation and is never displayed. Spam, copied material and fabricated endorsements are rejected.