Electronic Devices Question 231

Question: Current in the circuit will be

[CBSE PMT 2001]

Options:

A) 540A

B) 550A

C) 510A

D) 520A

Show Answer

Answer:

Correct Answer: B

Solution:

The diode in lower branch is forward biased and diode in upper branch is reverse biased

i=520+30=550A .



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