The reason for laminating the soft iron core of a t...
The reason for laminating the soft iron core of a transformer is to?
reduce eddy current.
reduce magnetic flux.
increase the magnetic flux.
reduce its efficiency.
Correct answer is A
Laminated iron core means insulating layers glued compact. Now the cores are laminated to reduce Eddy current.
In which of the following arrangements is the wavelength in an increasing order? ...
Tha mass of a proton is approximately equal to that of ...
blowing air over a liquid aids evaporation by ...
A transistor is used in the amplification of signals because it ...
If the air inside a rigid box is heated, the i. average speed of the molecules increases ii. pre...
An electric iron is rated 1000W, 230V. What is the resistance of its elements? ...