Transformers In case of 3-phase induction motors, plugging means starting the motor on load which is more than the rated load locking of rotor due to harmonics pulling the motor directly on line without a starter interchanging two supply phases for quick stopping starting the motor on load which is more than the rated load locking of rotor due to harmonics pulling the motor directly on line without a starter interchanging two supply phases for quick stopping ANSWER DOWNLOAD EXAMIANS APP
Transformers A Buchholz relay can be installed on Auto transformer Air-cooled transformer Oil cooled transformer Welding transformer Auto transformer Air-cooled transformer Oil cooled transformer Welding transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers A common method of cooling a power transformer is oil cooling natural air cooling Any of these air blast cooling oil cooling natural air cooling Any of these air blast cooling ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following property is not necessarily desirable in the material for transformer core? Mechanical strength High permeability Low hysteresis loss High thermal conductivity Mechanical strength High permeability Low hysteresis loss High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Transformers Which type of winding is used in 3phase shell-type transformer? Circular type Sandwich type Rectangular type Cylindrical type Circular type Sandwich type Rectangular type Cylindrical type ANSWER DOWNLOAD EXAMIANS APP
Transformers The winding of the transformer with greater number of turns will be _____ None of the listed here Low voltage winding High voltage winding Either high or low voltage winding None of the listed here Low voltage winding High voltage winding Either high or low voltage winding ANSWER DOWNLOAD EXAMIANS APP
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