Answer to Question #117454 in Electrical Engineering for Edward Aidoo

Question

1. A single-phase ac voltage regulator supplies power to a purely resistive load. The input
voltage is V and the load resistance is R.
(a) If phase-angle control is used and the delay angle is α, obtain an expression for
(i) the rms value of the output voltage [6 marks]
(ii) the rms value of the SCR current [3 marks]
(iii) the average value of the SCR current [4 mark

Answer 1

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