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MCQs 1: If the doping level of a crystal diode is increased, the breakdown voltage__________________?

remains the same is increased is decreased none of the above
Answer Explanation

MCQs 2: The ratio of reverse resistance and forward resistance of a germanium crystal diode is about ______________?

1 : 1 100 : 1 1000 : 1 40,000 : 1
Answer Explanation

MCQs 3: A crystal diode has forward resistance of the order of ________________?

kΩ Ω MΩ none of the above
Answer Explanation

MCQs 4: A crystal diode is used as______________?

an amplifier a rectifier an oscillator a voltage regulator
Answer Explanation

MCQs 5: If the arrow of crystal diode symbol is positive w.r.t. bar, then diode is _____________biased?

forward reverse either forward or reverse none of the above
Answer Explanation

MCQs 6: The d.c. resistance of a crystal diode is ______________ its a.c. resistance?

the same as more than less than none of the above
Answer Explanation

MCQs 7: The forward voltage drop across a silicon diode is about _______________?

2.5 V 3 V 10 V 0.7 V
Answer Explanation

MCQs 8: A crystal diode has______________?

one pn junction two pn junctions three pn junctions none of the above
Answer Explanation

MCQs 9: If the doping level in a crystal diode is increased, the width of depletion layer_____________?

remains the same is decreased in increased none of the above
Answer Explanation

MCQs 10: A crystal diode is a ________________device?

non-linear bilateral linear none of the above
Answer Explanation

MCQs 11: When the graph between current through and voltage across a device is a straight line, the device is referred to as _______________?

linear active nonlinear passive
Answer Explanation

MCQs 12: The PIV rating of a crystal diode is _______________ that of equivalent vacuum diode

the same as lower than more than none of the above
Answer Explanation

MCQs 13: The leakage current in a crystal diode is due to _________________?

minority carriers majority carriers junction capacitance none of the above
Answer Explanation

MCQs 14: The reverse current in a diode is of the order of _____________?

kA mA μA A
Answer Explanation

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