DGVCL Exam Paper (11-12-2011) The mutual inductance between two unity coupled coils of 9 H and 4 H is 6 H 36 H 2.2 H 13 H 6 H 36 H 2.2 H 13 H ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) In which of the following motors, the stator and rotor magnetic fields rotate at the same speed? Induction motor Synchronous motor Reluctance motor Universal motor Induction motor Synchronous motor Reluctance motor Universal motor ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In all machine stator and rotor magnetic field rotates (stationary with respect to each other) at synchronous speed with respect to stationary observer.
DGVCL Exam Paper (11-12-2011) If the excitation of a synchronous generator fails, it acts as a Synchronous motor Induction motor Synchronous generator Induction generator Synchronous motor Induction motor Synchronous generator Induction generator ANSWER EXPLANATION DOWNLOAD EXAMIANS APP if excitation of synchronous generator fails, operate as induction motor
DGVCL Exam Paper (11-12-2011) The best location of the power factor correction equipment to be installed in the transmission line is at Any place The sending end The receiving end Middle of the line Any place The sending end The receiving end Middle of the line ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) The bus bar zone faults are generally Phase to phase faults Single line to ground faults Double line to ground faults Three phase short ciruits Phase to phase faults Single line to ground faults Double line to ground faults Three phase short ciruits ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) Hysteresis in an instrument means The reliability of the instrument The repeatability of the instrument The change in the same reading when the input is first increased and then decreased The inaccuracy due to change in temperature The reliability of the instrument The repeatability of the instrument The change in the same reading when the input is first increased and then decreased The inaccuracy due to change in temperature ANSWER DOWNLOAD EXAMIANS APP
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