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Power Electronics MCQs | Page - 11
Dear candidates you will find MCQ questions of Power Electronics here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
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Q. 101) A single phase half wave converter is used to charge a battery of 50 V. The thyristor is continuously fired by dc signal. Input voltage is v = Vm sin ωt. The thyristor will conduct
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Q. 102) In a 3 phase semiconverter, the firing frequency is
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Q. 103) A thyristor has its gate current zero. To start conduction the forward voltage must exceed
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Q. 104) On load tap changer using thyristors can have a maximum of two taps.
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Q. 105) In a single phase full wave ac regulator, the firing angles in the two half cycles
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Q. 106) As regards single phase dual converter
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Q. 107) To protect an SCR against high di/dt we connect
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Q. 109) A single phase fully controlled bridge rectifier is fed by a source having inductance. The output voltage during overlap period is
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Q. 110) Which of these commutation methods is used in AC-DC converters?
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