emi

Question: The armature of dc motor has $20\,\Omega $ resistance. It draws current of 1.5 ampere when run by 220 volts dc supply. The value of back e.m.f. induced in it will be

1) 150 V

2) 170 V

3) 180 V

4) 190 V

Solution:

Explanation: No Explanation

Application of EMI Transformer

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