Both the diodes used in the circuit shown | Semi Condictor

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JEE MAIN 2020

09-01-20 S1

Question

Both the diodes used in the circuit shown are assumed to be ideal and have negligible resistance when these are forward biased. Built in potential in each diode is 0.7 V. For the input voltages shown in the figure, the voltage (in Volts) at point A is ___________

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Solution

$V_A=12.7-0.7=12$ Volt
Right hand diode will be reversed biased

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