Power Electronics Mcqs


Q.  MOSFET stands for______________?

a. Metal – oxide semiconductor field effect transistor
b. Molybdenum – oxide semiconductor field effect transistor
c. Metal – oxide silicon field effect transistor
d. Metal – oxide semiconductor field effect transmitter


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  A TRIAC can be turned on with______________?
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MCQs:  The transfer function of PWM is generally developed in______________?
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MCQs:  DIAC and TRIAC both are semiconductors devices and conduct in____________________?
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MCQs:  The Graetz bridge makes excellent use of ______________?
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MCQs:  In constant frequency PWM, at perturbation the amplitude of the sinusoidal component is a___________?
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MCQs:  If the firing angle becomes negative, then the rectifier begins to work as_______________?
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MCQs:  In a 3 phase half wave rectifier, when firing angle is less than 90 degree, then the average dc output voltage becomes__________________?
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MCQs:  Transformer utilization factor is a measure of the merit of a rectifier circuit. It is the ratio of_______________?
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MCQs:  A carrier based PWM technique in CSI is composed of____________?
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MCQs:  In a square – wave operation of 3 phase CSIs, the power values are on for___________?
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MCQs:  Ripple factor is the ratio of______________________?
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MCQs:  Form factor of a rectifier is the ratio of ______________?
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MCQs:  Silicon controlled rectifier can be turned on____________?
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MCQs:  TRIAC is a semiconductor power electronic device which contains____________?
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MCQs:  The curve between V and I of SCR when anode is positive w.r.t cathode and when anode is negative w.r.t cathode are known as_____________________?
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MCQs:  An SCR can be used___________?
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MCQs:  With gate open, the maximum anode current at which SCR is turned off from ON condition is called____________?
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MCQs:  A crowbar is a circuit which is used to protect a_____________?
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MCQs:  Bidirectional semiconductor device is___________?
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MCQs:  A full wave rectifier with resistive load produces___________?
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