76. In the breakdown region, a zener diode behaves like a ……… source.
(a) constant voltage
(b) constant current
(c) constant resistance
(d) none of the above
77. A zener diode is destroyed if it ……..
(a) is forward biased
(b) is reverse biased
(c) carries more than rated current
(d) none of the above
78. A series resistance is connected in the zener circuit to ……..
(a) properly reverse bias the zener
(b) protect the zener
(c) properly forward bias the zener
(d) none of the above
79. A zener diode is …….. device.
(a) a non-linear
(b) a linear
(c) an amplifying
(d) none of the above
80. A zener diode has …….. breakdown voltage.
(a) undefined
(b) sharp
(c) zero
(d) none of the above
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