- Power Electronics - Section 1
- Power Electronics - Section 2
- Power Electronics - Section 3
- Power Electronics - Section 4
- Power Electronics - Section 5
- Power Electronics - Section 6
- Power Electronics - Section 7
- Power Electronics - Section 8
- Power Electronics - Section 9


Power Electronics - Engineering
Q1: A dc series motor is coupled to a load whose torque is proportional to speed. It is fed by a single phase ac supply through a full converter. When speed is 500 rpm, firing angle is 45°. It is desired to raise the speed. It will be necessary toA decrease the firing angle
B increase the firing angle
C either decrease or increase the firing angle depending on the required speed
D decrease the load torque
ANS:A - decrease the firing angle No answer description is available. |


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