The Ta Vs Ia graph of a dc series motor is a :

(a) parabola from no load to over load
(b) straight line throughout
(c) parabola throughout
(d) parabola up to full load and a straight line at over load

Anurag Mishra Professor Asked on 1st February 2016 in Physics.
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    Answer: (d) parabola up to full load and a straight line at over load 

    Anurag Mishra Professor Answered on 21st May 2016.
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