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A d.c. battery of V volt is connected to...

A d.c. battery of V volt is connected to a series combination of a resistor R and an ideal diode D as shown in the figure below. The potential difference across R will be

A

2V when diode is forward biased

B

Zero when diode is forward biased

C

5V when diode is reverse biased

D

6V when diode is forward biased

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