Transformers Which of the following protection is normally not provided on small distribution transformers? All of these Buchholz relay Overcurrent protection Overfluxing protection All of these Buchholz relay Overcurrent protection Overfluxing protection ANSWER DOWNLOAD EXAMIANS APP
Transformers Power transformers are generally designed to have maximum efficiency around no-load 10% overload near full-load half-load no-load 10% overload near full-load half-load ANSWER DOWNLOAD EXAMIANS APP
Transformers Which winding of the transformer has less cross-sectional area? Low voltage winding High voltage winding Secondary winding Primary winding Low voltage winding High voltage winding Secondary winding Primary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers The approximate efficiency of a large transformer is 50% 80% 65% 95% 50% 80% 65% 95% ANSWER DOWNLOAD EXAMIANS APP
Transformers The no load primary current is about ______of full load primary current. 30-40% Above 40% 15-30% 3-5% 30-40% Above 40% 15-30% 3-5% ANSWER DOWNLOAD EXAMIANS APP
Transformers What is the approximate efficiency of large transformers? 95 % 65% 75% 85% 95 % 65% 75% 85% ANSWER DOWNLOAD EXAMIANS APP
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