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				| 1. | A 240 V single-phase AC supply is fed to a load resistor of 100 Ω through a thyristor. If the thyristor is fired at 90°, what is the power consumed by the load? | 
| A. | 144 W | 
| B. | 432 W | 
| C. | 576 W | 
| D. | 0 W | 
| Answer» B. 432 W | |