Transformers When the secondary of a transformer is short circuited, the primary inductance _______ Remians unchanged Is increased None of the listed here Is decreased Remians unchanged Is increased None of the listed here Is decreased ANSWER DOWNLOAD EXAMIANS APP
Transformers The noise resulting from vibrations of laminations set by magnetic forces, is termed as Boo Zoom Hum Magnetostriction Boo Zoom Hum Magnetostriction ANSWER DOWNLOAD EXAMIANS APP
Transformers Noise level test in a transformer is a special test routine test None of these type test special test routine test None of these type test ANSWER DOWNLOAD EXAMIANS APP
Transformers Which motor is preferred for use in mines where explosive gases exist? Air motor Induction motor Synchronous motor Shunt motor Air motor Induction motor Synchronous motor Shunt motor ANSWER DOWNLOAD EXAMIANS APP
Transformers What is the coefficient of coupling for a transformer in which 4% of the total flux generated in the primary does not pass through the secondary? 0.4 0.96 9.6 4 0.4 0.96 9.6 4 ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the energy is conveyed from primary to secondary through cooling coil by the flux through air None of these through cooling coil by the flux through air None of these ANSWER DOWNLOAD EXAMIANS APP
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