Power Electronics Daily Quiz #6

For the load commutation the load must be-

1 Over damped

2 Critically damped

3 Under damped

4 None of the above

Class C commutation is also known as-

1 Complementary commutation

2 Impulse commutation

3 Current commutation

4 All 3

5 1,2

The calculated value of capacitor for the Class C commutation is 2uF, 2.3uF. Which value should be chosen for successful commutation?

1 2

2 2.3

3 2.15

4 4.3

Which of the following commutation technique is used in commutation of chopper-

1 Class A

2 Class B

3 Class C

4 Class D

Peak inverse voltage of diode must be double of the source voltage in which of the commutation technique?

1 Class A

2 Class B

3 Class C

4 Class D

What is the max firing angle that can be produced by Resistive firing circuit?

1 90 degree

2 180 degree

3 270 degree

4 360 degree

What is the max firing angle that can be produced by RC firing circuit?

1 90 degree

2 180 degree

3 270 degree

4 360 degree