Transformers A transformer is an efficient device because Uses inductive coupling Uses electric coupling Uses capacitive coupling A static device Uses inductive coupling Uses electric coupling Uses capacitive coupling A static device ANSWER DOWNLOAD EXAMIANS APP
Transformers Cores of large transformers are built upto nearly circular cross section in order to reduce Leakage reactance Iron losses Eddy current loss Copper loss Leakage reactance Iron losses Eddy current loss Copper loss 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 noise produced by a transformer is termed as buzz ringing hum zoom buzz ringing hum zoom ANSWER DOWNLOAD EXAMIANS APP
Transformers The highest voltage for transmitting electrical power in india is 66 kV 132 kV 400 kV 33 kV 66 kV 132 kV 400 kV 33 kV ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Current Voltage Frequency Power Current Voltage Frequency Power ANSWER DOWNLOAD EXAMIANS APP
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