MEDIUM
12th ICSE
IMPORTANT
Earn 100

A square wave (-1 V to +1 V) is applied to a p-n junction diode, as shown. Draw the output wave-form across the diode which is assumed to be ideal.

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Important Questions on Junction Diodes

MEDIUM
12th ICSE
IMPORTANT

A diode is connected to 200 V (rms) AC mains in series with a capacitor, as shown. What is the final voltage V across the capacitor?

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HARD
12th ICSE
IMPORTANT

What is a junction diode? What is meant by forward-bias and reverse-bias in the case of p-n junction diode? Distinguish between the two biases.

HARD
12th ICSE
IMPORTANT

With reference to a semiconductor diode, what is meant by forward bias?

MEDIUM
12th ICSE
IMPORTANT
With reference to a semiconductor diode, what is meant by reverse bias?
MEDIUM
12th ICSE
IMPORTANT

With reference to a semiconductor diode, what is meant by depletion region?

MEDIUM
12th ICSE
IMPORTANT

Explain the formation of depletion region and potential barrier in a p-n junction diode. State how the thickness of depletion region changes when the p-n junction diode is forward biased.

MEDIUM
12th ICSE
IMPORTANT

Explain the formation of depletion region and potential barrier in a p-n junction diode. State how the thickness of depletion region changes when the p-n junction diode is reverse biased.

MEDIUM
12th ICSE
IMPORTANT

Draw a circuit diagram for p-n junction diode in forward bias. Sketch and discuss the voltage versus current graph for the same.