Discussion :: Engineering Mechanics
-
Which of the following statement is incorrect?
A.
A force acting in the opposite direction to the motion of the body is called force of friction. |
B.
The ratio of the limiting friction to the normal reaction is called coefficient of friction. |
C.
A machine whose efficiency is 100% is known as an ideal machine. |
D.
The velocity ratio of a machine is the ratio of load lifted to the effort applied. |
Answer : Option D
Explanation :
No answer description available for this question.
Be The First To Comment