Power Electronics
What is used to protect a thyristor from high di / dt conditions?

 Fuse.
 Snubber circuit.
 Voltage clamping device.
  Inductor.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
During gate recovery time

 charge carrier of J1 junction removed.
  charge carriers of J2 junction recombined.
 charge carriers of J2 junction is swept out.
 charge carriers of J3 junction is removed.

ANSWER DOWNLOAD EXAMIANS APP

Power Electronics
Maximum di / dt in a SCR is

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

ANSWER DOWNLOAD EXAMIANS APP