Transformers In a power or distribution transformer about 10 per cent end turns are heavily insulated to withstand the high voltage drop due to line surge produced by the shunting capacitance of the end turns to absorb the line surge voltage and save the winding of transformer from damage to reflect the line surge and save the winding of a transformer from damage None of these to withstand the high voltage drop due to line surge produced by the shunting capacitance of the end turns to absorb the line surge voltage and save the winding of transformer from damage to reflect the line surge and save the winding of a transformer from damage None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers Negative voltage regulation is indicative that the load is inductive only capacitive only None of these inductive or resistive inductive only capacitive only None of these inductive or resistive ANSWER DOWNLOAD EXAMIANS APP
Transformers Which winding in a transformer has more number of turns? Primary winding High voltage winding Secondary winding Low voltage winding Primary winding High voltage winding Secondary winding Low voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer, leakage flux Produces mutually induced emf Helps in transfer of energy Is negligible at full load Is minimised by interleaving the primary and secondary windings Produces mutually induced emf Helps in transfer of energy Is negligible at full load Is minimised by interleaving the primary and secondary windings ANSWER DOWNLOAD EXAMIANS APP
Transformers How are transformers generally cooled for installations rated at less than 5kVA ? Oil cooled Air cooled Water cooled None of the listed here Oil cooled Air cooled Water cooled None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The hum in a transformer is mainly attributed to oil in the transformer mechanical vibrations magnetostriction load changes oil in the transformer mechanical vibrations magnetostriction load changes ANSWER DOWNLOAD EXAMIANS APP
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