DGVCL Exam Paper (11-12-2011) In a power plant, a reserve generating capacity which is not in service but is in operation is known as Cold reserve Hot reserve Firm power Spinning reserve Cold reserve Hot reserve Firm power Spinning reserve ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) Which type of back up protection is widely used for the protection of transmission lines? Breaker backup Control backup Remote backup Relay backup Breaker backup Control backup Remote backup Relay backup ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) The effect of electric shock on the human body depends on Voltage All of these Current Duration of contact Voltage All of these Current Duration of contact 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? Reluctance motor Induction motor Synchronous motor Universal motor Reluctance motor Induction motor Synchronous 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) The circuit breaker generally used in railway traction is Bulk Oil CB Minimum Oil CB Vacuum CB Air break CB Bulk Oil CB Minimum Oil CB Vacuum CB Air break CB ANSWER DOWNLOAD EXAMIANS APP
DGVCL Exam Paper (11-12-2011) In a series RLC circuit at resonance Current is minimum and power factor is unity Current is maximum and power factor is unity Current is maximum and power factor is 0.5 Current is minimum and power factor is 0.5 Current is minimum and power factor is unity Current is maximum and power factor is unity Current is maximum and power factor is 0.5 Current is minimum and power factor is 0.5 ANSWER DOWNLOAD EXAMIANS APP
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