The coefficient of friction is defined as the ratio of the limiting friction (F) to the normal reaction (RN) between the two bodies.
55) Coefficient of friction is the
Answer is:
ratio of limiting friction and normal reaction
Explanation:
Related Engineering Mechanics MCQ with Answers
Answer is:
proportional to velocity of sliding
Answer is:
mechanical advantage is equal to velocity ratio
Explanation:
An ideal machine is that in which there is no dissipation of energy in any manner. In an ideal machine, the work output is equal to the work input, i.e., efficiency of an ideal machine is 100%.
In ideal machines mechanical advantage is equal to velocity ratio.
Answer is: