Electrical Engineering Mcqs

In reverse blocking mode of a thyristor______?
  • (A)  junction J2 is in reverse bias and J1, J3 is in forward bias.
  • (B)  junction J3 is in forward bias and J1, J2 in reverse bias.
  • (C)  junction J1, J3 is in reverse bias and J2 is in forward bias.
  • (D)  junction J1 and J2 is in forward bias and J3 is in reverse bias.
The maximum di/dt in a SCR is____________?
  • (A)  Directly proportional to supply voltage
  • (B)  Directly proportional to inductance in the circuit
  • (C)  Inversely proportional to supply voltage
  • (D)  Both A and B