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electronics and communication engineering power electronics
1. An electric heater is controlled by thyristors through on-off control. If a = 0.4, the heating is
(A): 16% maximum
(B): 40% of maximum
(C): 60% of maximum
(D): 84% of maximum
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By: guest on 02 Jun 2017 01.11 am
Vl = V a . Therefore Vl2 - V2 (a). Heating is proportional to a .
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