Transformers The winding of the transformer with greater number of turns will be _____ Low voltage winding High voltage winding Either high or low voltage winding None of the listed here Low voltage winding High voltage winding Either high or low voltage winding None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The effect of leakage flux in a transformer is to ______ Increase copper losses None of the listed here Cause voltage drop in the windings Decreases copper losses Increase copper losses None of the listed here Cause voltage drop in the windings Decreases copper losses ANSWER DOWNLOAD EXAMIANS APP
Transformers The no load ratio of a 50 Hz single phase transformer is 6000/250 V. The maximum flux in the core is 0.06 Wb. What is the number of primary turns? 210 900 350 450 210 900 350 450 ANSWER DOWNLOAD EXAMIANS APP
Transformers Power transformers are generally designed to have maximum efficiency around half-load 10% overload near full-load no-load half-load 10% overload near full-load no-load ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer having ratings less than 5kVA are generally ______ Water cooled Oil cooled Natural air cooled None of the listed here Water cooled Oil cooled Natural air cooled None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Primary winding of a transformer None of these is always a low voltage winding is always a high voltage winding could either be a low voltage or high voltage winding None of these is always a low voltage winding is always a high voltage winding could either be a low voltage or high voltage winding ANSWER DOWNLOAD EXAMIANS APP
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