Physics, asked by SiddhantSharma4006, 11 months ago

The armature of a dc motor has 20W resistance.
It draws a current of 1.5 A when run by a 220 V
dc supply. The value of the back emf induced in it is
(a) 150 V (b) 170 V
(c) 180 V (d) 190 V

Answers

Answered by rajjbpathan

2

Answer:

A) 150 v.. ....

..........

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