Hopkinson's test on D.C. machines is conducted at
A)no-load
B)part load
C)full-load
D)overload

Name: Hopkinson's test on D.C. machines is conducted at A)no-load B)part load C)full-load D)overload
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Quizplus · Accepted Answer

Hopkinson's test on D.C. machines is conducted at full-load condition. This test is also known as the back-to-back test and is used to determine the efficiency of two identical machines by running them as a motor-generator set.

Hopkinson's Test on D.C. Machines Is Conducted at