In a DC shunt motor, the e.m.f developed is proportional to __________

1.	In a DC shunt motor, the e.m.f developed is proportional to ___________
A.	I<sub>a</sub>
B.	I<sub>a</sub><sup>2</sup>
C.	I<sub>a</sub><sup>3</sup>
D.	I<sub>a</sub><sup>o</sup>
Answer» E.

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