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1.
What happens during regulation action of a Zener diode?
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The conductivity of a semiconductor increases with increase in temperature, because
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If in a n-type semiconductor when all donor states are filled, then the net charge density in the donor states becomes
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If the energy of a photon of sodium light (A = 589 nm) equals the band gap of semiconductor, the minimum energy required to create hole electron pair
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In a half wave rectifier circuit operating from 50 Hz mains frequency, the fundamental frequency in the ripple would be
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A zener diode is specified as having a breakdown voltage of 9.1 V, with a maximum power dissipation of 364 mW. What is the maximum current the diode can handle?
9.
arbon, silicon and germanium have four valence electrons each. These are characterised by valence and conduction bands separated by energy band gap respectively equal to (E^)c, (Eg)Si and (Eg)Ge. Which of the following statements is true?
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What happens during regulation action of a Zener diode?