The field coils of D.C. generator are usually made of

M

Mr. Dubey • 52.30K Points
Coach

Q. The field coils of D.C. generator are usually made of

(A) mica

(B) copper

(C) cast iron

(D) carbon

Correct : Option (B)

Share

Discusssion

Login to discuss.

Loading Comments....

Related MCQs

Q. For which of the following ‘ampere second' could be the unit?

Q. A house served by a 220V supply light, is protected by a 9-Ampere fuse. The maximum number of 60 W bulbs in parallel that can be turned on is

Q. For 25 kV single phase system power supply frequency is

Q. In a oscillator, the RF wave travels along the helix from the collector towards the electron gun.

Q. All sine waves

Q. If the critical field in a Gunn diode oscillator is 3.2 KV/cm and effective length is 20 microns, then the critical voltage is:

Q. The friction at the track is proportional to

Q. Conventional control theory is applicable to systems

Q. The number of modes of operation for n type GaAs is:

Q. Due to which of the following reasons excessive bond width in control systems should be avoided?