Numerical - Calculate voltage regulation, given no load speed & full load speed of d.c. motor

Q.  If the no load speed of d.c. motor is 1350 rpm and full load speed is 1150 rpm, then its voltage regulation is
- Published on 23 Oct 15

a. 11.56 %
b. 15.36 %
c. 17.39 %
d. 19.39 %

ANSWER: 17.39 %

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