The following circuit is provided.Given that V1 varies from 20V to 50 – McqOptions

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1.	The following circuit is provided.Given that V1 varies from 20V to 50V, the diode breakdown voltage is 5V, the knee current is 1mA and the current is 9 mA across R1, find the maximum value of R2.
A.	4500Ω
B.	1500Ω
C.	2000Ω
D.	5000Ω
Answer» C. 2000Ω

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