342) The friction experienced by a body, when at rest, is known as static friction.

Yes

None

None of these

Answer is:

Yes

Explanation:

Static Friction The friction experienced by a body, when it is at rest is known as static friction.
Dynamic Friction The friction experienced by a body, when it is in motion is called dynamic friction. It is also called as kinetic friction.

The friction experienced by a body, when at rest, is known as static friction.

Theory of Machines MCQ with Answers

For more MCQ's Click Here

344) A sliding pair has a completely constrained motion.

Yes

Unknown

None

Answer is:

Yes

Explanation:

When the motion between a pair is limited to a definite direction irrespective of the direction of force applied, then the motion is said to be a completely constrained motion.