21) When the axes of the shafts, over which the gears are mounted, move relative to a fixed axis, then the train is known as reverted gear train.
Answer is:
Wrong
Related Theory of Machines MCQ with Answers
Answer is:
decreases exponentially with time
Answer is:
is in motion
Explanation:
The friction, experienced by a body, when in motion, is known as dynamic friction or kinetic friction. Dynamic friction is always less than static friction. The dynamic friction is of three types, i.e. sliding friction, rolling friction and pivot friction.
Answer is:
turning of a complete ship in a curve towards right or left, while it moves forward
Answer is: