[Solved] When two D.C. generators are running in parallel an equilizer bar is used

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

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