Download Aptitude Crack
img not found img not found

Theory of machines - Engineering

Q1:

The two elements of a pair are said to form a higher pair, when they

A have a surface contact when in motion

B have a line or point contact when in motion

C are kept in contact by the action of external forces, when in motion

D permit relative motion

ANS:B - have a line or point contact when in motion

Explanation: No answer description is available.