A) An increase in the number of turns in the coil
B) An increase in the area of cross- section of the coil
C) An increase in the size of the core
D) The winding of a large number of coils on the soft iron core
Correct Answer: C
Solution :
The power of a D.C motor can be increased by laminating the soft core, and not by increasing the size of core.You need to login to perform this action.
You will be redirected in
3 sec