A 3-phase, half wave controlled rectifier is connected to a 220V source. If the delay angle is 45 degree and the load resistance is 10 Ohm, what will be the average power dissipation in SCR, if SCR has a forward voltage drop of 1 V?

A)2.5 W
B)4.5 W
C)1.5 W
D)3.5 W

Ans : D) 3.5 W
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