GETCO Exam Paper (22-07-2015)
100% string efficiency means

One of the insulator discs shorted
Zero potential across each disc
Equal potential across each disc
None uniform potential distribution across each disc

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GETCO Exam Paper (22-07-2015)
Stray loss is equal to _____

frictional loss & copper loss
field copper loss & iron loss
copper loss and iron loss
mechanical loss & iron loss

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