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Q. |
When two D.C. series generators are running in parallel, an equilizer bar is used |
A. | to increase the speed and hence generated e.m.f. |
B. | to increase the series flux |
C. | so that two similar machines will pass approximately equal currents to the load |
D. | to reduce the combined effect of ar-mature reaction of both machines |
Answer» C. so that two similar machines will pass approximately equal currents to the load |
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