Which of the following is not a component of a d.c. elect...
Which of the following is not a component of a d.c. electric motor?
Commutator
Field magnets
Slip rings
Armature
Carbon brushes
Correct answer is C
No explanation has been provided for this answer.
Which of the following does Not use magnetic effect of current to function? ...
Which of the following statement about latent heat of vaporization is correct? It ...
When two cells of negligible internal resistances and equal e.m.f. denoted by E1 and E\(_2...
Using venier calipers, which of the following readings gives the correct measurement for the le...