As compared to an ordinary semiconductor diode, a Schottky diode

Electronics and Communication Engineering (ECE) : Electronic Devices and Circuits - Quiz(MCQ)

has higher cut in voltage

has lower cut in voltage

lower reverse saturation current

Both (A) and (C)

Correct Answer : Option (B) : has lower cut in voltage

Explanation : Cut in voltage in Schottky diode is about 0.3 V as compared to 0.7 V in ordinary semiconductor diode.

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surface conditions of the surface

intensity of the incident radiation

wavelength of the incident radiation

Correct Answer : wavelength of the incident radiation

For radiating ultraviolet rays, LEDs use

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None of the above

Correct Answer : zinc sulphide

For an P-N-P transistor in normal operation its junction are biased as

emitter base : reverse, collector base : reverse

emitter base : reverse, collector base : forward

emitter base : forward, collector base : forward

emitter base : forward, collector base : reverse

Correct Answer : emitter base : forward, collector base : reverse