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Special Diodes – 2 – 2

56. If the arrow of crystal diode symbol is positive w.r.t. bar, then diode is …….. biased

(a) forward
(b) reverse
(c) either forward or reverse
(d) none of the above

Answer
Answer : (a)

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

57. A crystal diode is used as ……..

(a) an amplifier
(b) a rectifier
(c) an oscillator
(d) a voltage regulator

Answer
Answer : (b)

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

58. The d.c. resistance of a crystal diode is …….. its a.c. resistance.

(a) the same as
(b) more than
(c) less than
(d) none of the above

Answer
Answer : (c)

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

59. An ideal crystal diode is one which behaves as a perfect …….. when forward biased.

(a) conductor
(b) insulator
(c) resistance material
(d) none of the above

Answer
Answer : (a)

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

60. The ratio of reverse resistance and forward resistance of a germanium crystal diode is about ……..

(a) 1 : 1
(b) 100 : 1
(c) 1000 : 1
(d) 40000 : 1

Answer
Answer : (d)

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

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