+91-8076753736 support@wiredfaculty.com

Sponsor Area

Work, Energy And Power

Question

Wired Faculty App

What is perfectly inelastic collision? What is the coefficient of restitution for perfectly inelastic collision? Give one example.

Solution

The collision is said to be a perfectly inelastic collision if the colliding bodies stick together after the collision.
Coefficient of restitution for inelastic collision is zero.
Example: A bullet is fired into the wooden block and remains embedded inside the block.

Some More Questions From Work, Energy and Power Chapter

What is watt?

Define watt.

How many joules are there in one eV?

What is the relation between kWh and Joule?

Does the body at rest possess energy?

By eating two apples, a person starts pushing the wall of room. If food value of apple is 100 calories per apple, how much work he will do in pushing the wall in one hour?

A man is rowing upstream and is at rest w.r.t. shore. Is he doing work w.r.t. shore?

Is frictional force conservative?

What is the work done by gravitational force in taking the mass m with constant velocity through height h?

Mock Test Series

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation