Transformers Which of the following parts of a transformer is visible from outside? Primary winding Bushings Secondary winding Core Primary winding Bushings Secondary winding Core ANSWER DOWNLOAD EXAMIANS APP
Transformers What is the coefficient of coupling for a transformer in which 4% of the total flux generated in the primary does not pass through the secondary? 0.96 4 0.4 9.6 0.96 4 0.4 9.6 ANSWER DOWNLOAD EXAMIANS APP
Transformers The short circuit test helps us to find Cu loss at any desire load None of the listed here Cu loss at no load Iron loss at no load Cu loss at any desire load None of the listed here Cu loss at no load Iron loss at no load ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Current Frequency Power Voltage Current Frequency Power Voltage ANSWER DOWNLOAD EXAMIANS APP
Transformers If 25 W of power are applied to the primary of an ideal transformer with a turns ratio of 10, the power delivered to the secondary load is 25 W 2.5 W 250 W 0 W 25 W 2.5 W 250 W 0 W ANSWER DOWNLOAD EXAMIANS APP
Transformers The maximum efficiency of a distribution transformer is at full load at no load at 50% full load at 80% full load at full load at no load at 50% full load at 80% full load ANSWER DOWNLOAD EXAMIANS APP
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