Power Electronics
A single phase full bridge inverter can operate in load commutation mode in case load consists of

 RL.
  RLC underdamped.
 RLC overdamped.
 RLC critically damped.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Dynamic equalizing circuit is used for

 equal division of current through each thyristor in parallel.
 equal division of current through each thyristor in series.
  equal division of voltage across each thyristor.
 equal division of voltage across each thyristor in parallel.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Maximum di / dt in a SCR is

  directly proportional to Vm of supply voltage.
 inversely proportional to Vm of supply voltage.
 inversely proportional to L in the circuit.
 both A and C.

ANSWER DOWNLOAD EXAMIANS APP