Q16
In a regulated power supply, two similar 15 V zeners are connected in series. The input voltage is 45 V d.c. If each Zener has a maximum current rating of 300 mA, what should be the value of the series resistance?
A.
10 Ω
B.
50 Ω
AnswerC.
25 Ω
D.
40 Ω
Answer: Option B
Solution
Answer: Option B
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