Discussions
Select Date
Tags:
DILKHUSH

· started a discussion

· 1 Months ago

option d is correct

Question:

The commutator in a d.c. machine acts as

Options:
A)

a mechanical inverter

B)

a mechanical rectifier

C)

current controller

D)

either (A) or (B)

Solution:

Ans:(b) The commutator in a d.c. machine acts as a mechanical rectifier.

All Rights Reserved Top Rankers