Transformers Cores of large transformers are built upto nearly circular cross section in order to reduce Iron losses Leakage reactance Eddy current loss Copper loss Iron losses Leakage reactance Eddy current loss Copper loss ANSWER DOWNLOAD EXAMIANS APP
Transformers Power transformers are generally designed to have maximum efficiency around no-load 10% overload half-load near full-load no-load 10% overload half-load near full-load ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary coil of a transformer is connected to a 60 V ac source. The secondary coil is connected to a 330 load. The turns ratio is 3:1. What is the secondary voltage? 180 V 2 V 20 V 18 V 180 V 2 V 20 V 18 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following is not a fitting on a transformer? Breather Buchholz's relay Commutator Conservator Breather Buchholz's relay Commutator Conservator ANSWER DOWNLOAD EXAMIANS APP
Transformers The power transformer is a constant Main flux device Power device Voltage device Current device Main flux device Power device Voltage device Current device ANSWER DOWNLOAD EXAMIANS APP
Transformers How are transformers generally cooled for installations rated at less than 5kVA ? None of the listed here Oil cooled Water cooled Air cooled None of the listed here Oil cooled Water cooled Air cooled ANSWER DOWNLOAD EXAMIANS APP
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