State and explain eddy currents.

State and explain the concept of displacement. Mention its characteristics.

State and explain the Newton's First Law of Motion.

State and explain Hardy Weinberg’s Principle

State and Explain ten percent law of energy.

How eddy currents are produced? give two applications of eddy currents.

Which of the following is not an application of eddy currents?

A metal disc is winging freely between the poles of an electromagnet, as shown in the figure. When the electromagnet is switched on, the disc comes to rest after a few oscillations. Explain why eddy currents are induced in the metal disc.