Figure shows a circuit in which three identical diodes are used. Each diode has forward resistance of 20 and infinite backward resistance. Resistors . Battery voltage is 6 V. The current though . [JEE ONLINE 22-04-2013] |
A) 50 mA
B) 100 mA
C) 60 mA
D) 25 mA
Correct Answer: A
Solution :
[a] Here, diodes and are forward biased and is reverse biased. |
Therefore current through |
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