Eddy Currents
Eddy Currents: Overview
This topic covers concepts such as Eddy Currents, Direction of Eddy Current, Method to Minimize Eddy Currents, Application of Eddy Currents, Magnetic Braking in Trains, Electromagnetic Damping, Induction Furnace, Disadvantages of Eddy Current, etc.
Important Questions on Eddy Currents
What of the following is used in the speedometers to measure speed of a vehicle?


What is eddy current explain any four application of eddy current?

From below which of them are used in electrostatic experiments and demonstrations?

What is eddy current loss simple explanation?

The induction furnace uses the _____ effect of current to produce heat.

What are the method for minimise eddy currents?

Lenz's law follows when eddy currents are generated.

Which two laws are used to find the direction of eddy currents?


Write the applications of eddy current. Answer in brief.

Eddy current induced in the rails oppose the motion of the train.


Electromagnetic damping is inversely proportional to

Electromagnetic damping is similar to

Electromagnetic damping is associated with:

Why are the core of induction coils constructed as a number of thin strips instead of a solid block?

Which of the following is a disadvantage of eddy currents?

Which of the following is essential for the working of an induction furnace?

On what principle does an induction furnace works?
