In a single phase full wave rectifier, during blocking state the pea inverse voltage of diode is______________?

Related Mcqs:

1. In a 3 phase half wave rectifier, when firing angle is less than 90 degree, then the average dc output voltage becomes__________________?

   A. Positive B. Negative C. Zero D. None of these...

2. In a full wave rectifier, the rectification ratio is approximately equal to____________?

   A. 61% B. 71% C. 81% D. 91%...

3. A full wave rectifier with resistive load produces___________?

   A. Second harmonic B. Third harmonic C. Fifth harmonic D. Do not produce harmonics...

4. The reverse recovery time of diode is trr = 3 μs and the rate off all of the diode current is di/dt = 30 A/μs. The storage charge current QRR is___________?

   A. 130 μs B. 135 μs C. 140 μs D. 145 μs...

5. A single phase full bridge inverter can operated in load commutation mode in case load consist of______?

   A. RL. B. RLC underdamped. C. RLC overdamped. D. RLC critically damped...

6. A single phase full bridge inverter can operate in load commutation mode in case load consists of____________?

   A. RL. B. RLC underdamped. C. RLC overdamped. D. RLC critically damped....

7. n a phase controlled 3 phase ac voltage controller, the harmonic present is__________?

   A. 2nd B. 3rd C. 5th D. 7th...

8. A single phase one pulse controlled circuit has a resistance R and counter emf E load 400 sin(314 t) as the source voltage. For a load counter emf of 200 V, the range of firing angle control is _____?

   A. 30° to 150°. B. 30° to 180°. C. 60° to 120°. D. 60° to 180°....

9. In a 3 phase bridge rectifier the ripple frequency is _____________?

   A. Equal to the input frequency B. Twice the input frequency C. Three times the input frequency D. Six times the input frequency...

10. In a square – wave operation of 3 phase CSIs, the power values are on for___________?

    A. 60 degree B. 90 degree C. 120 degree D. 150 degree...