Power Semiconductor Devices and Their Applications MCQs
Practice free Power Semiconductor Devices and Their Applications multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 224 questions — no login required.
Question 19easy
A device that cannot be triggered with voltage of either polarity is
Question 20easy
In a three phase half wave rectifier, each diode conducts for a duration of
Question 21easy
Which of the following finds applications in speed control of a de motor?
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Question 22easy
The ward-leonard system is used for controlling the speed of
Question 23easy
A device that does not exhibit negative resistance characteristics is
Question 24easy
A voltage source 200 sin 314t is applied to a thyristor controlled half wave rectifier with resistive load of 50f/. If the firing angle is 30? with respect to supply voltage waveform, the average power in the load is
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Question 25easy
RC snubber circuit is used to limit the rate of
Question 26easy
A free wheeling diode is connected across as inductive load is
Question 27easy
Equalising circuits are provided across each SCR in series operation to provide uniform