Transformers Which type of winding is used in 3phase shell-type transformer? Sandwich type Circular type Cylindrical type Rectangular type Sandwich type Circular type Cylindrical type Rectangular type ANSWER DOWNLOAD EXAMIANS APP
Transformers The power transformer is a constant Main flux device Power device Current device Voltage device Main flux device Power device Current device Voltage device ANSWER DOWNLOAD EXAMIANS APP
Transformers The voltage transformation ratio of a transformer is equal to the ratio of secondary terminal voltage to primary applied voltage primary turns to secondary turns secondary induced e.m.f. to primary induced e.m.f. secondary current to primary current secondary terminal voltage to primary applied voltage primary turns to secondary turns secondary induced e.m.f. to primary induced e.m.f. secondary current to primary current ANSWER DOWNLOAD EXAMIANS APP
Transformers The efficiencies of transformers compared with that of electric motors of the same power are about the same somewhat smaller much smaller much higher about the same somewhat smaller much smaller much higher ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will have zero efficiency at Half full load No load Full load None of the listed here Half full load No load Full load None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The transformer that should never the secondary open circuited when primary is energised is _______ Auto transformer Current transformer Power transformer Voltage transformer Auto transformer Current transformer Power transformer Voltage transformer ANSWER DOWNLOAD EXAMIANS APP
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