Transformers In a transformer the energy is conveyed from primary to secondary through air None of these through cooling coil by the flux through air None of these through cooling coil by the flux ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Current Power Voltage Frequency Current Power Voltage Frequency ANSWER DOWNLOAD EXAMIANS APP
Transformers Distribution transformers are generally designed for maximum efficiency around Zero load 50% load 25% load 90% load Zero load 50% load 25% load 90% load ANSWER DOWNLOAD EXAMIANS APP
Transformers The maximum load that a power transformer can carry is limited by its temperature rise copper loss dielectric strength of oil voltage ratio temperature rise copper loss dielectric strength of oil voltage ratio ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which _______ Has same number of primary and secondary turns Does not work None of the listed here Has no losses and leakage reactance Has same number of primary and secondary turns Does not work None of the listed here Has no losses and leakage reactance ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer routine efficiency depends upon Supply frequency Power factor of load Load current Both power factor and load current Supply frequency Power factor of load Load current Both power factor and load current ANSWER DOWNLOAD EXAMIANS APP
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