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Special Diodes – 2 – 9

91. The varactor is usually :

(a) forward-biased
(b) reverse-biased
(c) unbiased
(d) in the breakdown region

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

92. A zener diode that has very narrow depletion layer will breakdown by ………… mechanism.

(a) avalanche
(b) zener
(c) both avalanche and zener
(d) none of the above

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

93. As the junction temperature increases, the voltage breakdown point for avalanche mechanism …………

(a) remains the same
(b) decreases
(c) increases
(d) none of the above

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

94. Another name for zener diode is ………… diode.

(a) breakdown
(b) voltage
(c) power
(d) current

Answer
Answer : (a)

Explanation
No answer description available for this question. Let us discuss.

95. Zener diodes are generally made of …………

(a) germanium
(b) silicon
(c) carbon
(d) none of the above

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

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