Power Electronics Mcqs

Q.  An SCR is made up of silicon because?

a. silicon has large leakage current than germanium
b. silicon has small leakage current than germanium
c. silicon has small leakage voltage than germanium
d. silicon has large leakage voltage than germanium


ANSWER: See Answer
 
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MCQs:  Anode current in an SCR consists of____________?
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MCQs:  To meet high current demand we use SCRs in______________?
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MCQs:  Dynamic equalising circuit is useful____________?
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MCQs:  SCRs are used in series to meet_______________?
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MCQs:  Which following is a two terminal three layer device?
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MCQs:  ON state voltage drop across SCR lie between the range_____________?
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MCQs:  Which of following is not a power transistor?
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MCQs:  Which statement is true ?
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MCQs:  Which of following is normally ON device?
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MCQs:  Typical range of thyristor turn OFF time is______________?
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MCQs:  Power transistor are type of___________?
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MCQs:  During gate recovery time_____________?
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MCQs:  During reverse recovery time__________________?
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MCQs:  Which of the following is true about SIT?
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MCQs:  During which time maximum conduction spreading take place in the thyristor during turn ON?
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MCQs:  A GTO can be turned on by applying___________?
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MCQs:  SITH is also known as___________?
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MCQs:  The typical time of rising time lies between______________?
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MCQs:  The reverse recovery time of diode is trr = 3 μs and the rate off all of the diode current is di/dt = 30 A/μs. The storage charge current QRR is___________?
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MCQs:  Maximum power loss occurs during_________________?
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