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What is half-wave rectifier?

Important Questions on Solids

MEDIUM
Physics>Modern Physics>Solids>P-N Junction as a Rectifier

Distinguish between half-wave and full-wave rectifiers.

MEDIUM
Physics>Modern Physics>Solids>P-N Junction as a Rectifier
Draw a neat circuit diagram of a half-wave rectifier using p-n junction diode. Draw the curves for input and output voltage.
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Physics>Modern Physics>Solids>P-N Junction as a Rectifier

In the given circuit, The current through battery is

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Physics>Modern Physics>Solids>P-N Junction as a Rectifier

What is rectification? Explain the working of a full wave rectifier.

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Physics>Modern Physics>Solids>P-N Junction as a Rectifier

Match List I with List II.

  List I   List II
(a) Rectifier (i) Used either for stepping up or stepping down the A.C. voltage
(b) Stabilizer (ii) Used to convert A.C. voltage into D.C. voltage
(c) Transformer (iii) Used to remove any ripple in the rectified output voltage
(d) Filter (iv) Used for constant output voltage even when the input voltage or load current change

Choose the correct answer from the options given below:

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Physics>Modern Physics>Solids>P-N Junction as a Rectifier

A 220 V A.C. supply is connected between points A and B as shown in figure what will be the potential difference V across the capacitor?

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Physics>Modern Physics>Solids>P-N Junction as a Rectifier
If in a p-n junction, a square input signal of 10 V is applied as shown, then the output across RL will be

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Physics>Modern Physics>Solids>P-N Junction as a Rectifier
If a full-wave rectifier circuit is operating from 50 Hz mains, the fundamental frequency in the ripple will be
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Physics>Modern Physics>Solids>P-N Junction as a Rectifier
Frequency of given AC signal is 50 Hz. When it is connected to a half-wave rectifier, the number of output pulses given by rectifier within 1 s is
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Physics>Modern Physics>Solids>P-N Junction as a Rectifier
A silicon diode has a threshold voltage of 7 V. If an input voltage given by 2sinπt is supplied to a half-wave rectifier circuit using this diode, the rectified output has a peak value of
HARD
Physics>Modern Physics>Solids>P-N Junction as a Rectifier
If a full wave rectifier circuit is operating from 50 Hz mains, the fundamental frequency in the ripple will be
EASY
Physics>Modern Physics>Solids>P-N Junction as a Rectifier
A silicon diode has a threshold voltage of 0.7 V. If an input voltage given by 2 sin (π t) is supplied to a half-wave rectifier circuit using this diode, the rectified output has a peak value of
MEDIUM
Physics>Modern Physics>Solids>P-N Junction as a Rectifier
The maximum efficiency of full wave rectifier is
EASY
Physics>Modern Physics>Solids>P-N Junction as a Rectifier
A silicon diode has a threshold voltage of 0.7 V. If an input voltage given by 2 sin (π t) is supplied to a half-wave rectifier circuit using this diode, the rectified output has a peak value of
EASY
Physics>Modern Physics>Solids>P-N Junction as a Rectifier
To reduce the ripples in a rectifier circuit with capacitor filter
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Physics>Modern Physics>Solids>P-N Junction as a Rectifier
The minimum number of diodes required for a full‐wave rectifier is _____.
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Physics>Modern Physics>Solids>P-N Junction as a Rectifier
Constant DC voltage is required from a variable AC voltage. Which of the following is correct order of operation?
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Physics>Modern Physics>Solids>P-N Junction as a Rectifier
In the circuit shown the diode will conduct current for a
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HARD
Physics>Modern Physics>Solids>P-N Junction as a Rectifier
If a full wave rectifier circuit is operating from 50Hz mains, the fundamental frequency in the ripple will be
EASY
Physics>Modern Physics>Solids>P-N Junction as a Rectifier
A sinusoidal voltage of peak value 200 volt is connected to a diode and resistor R in the circuit figure, so that halfwave rectification occurs. If the forward resistance of the diode is negligible compared to R, the RMS voltage (in volt) across R is approximately

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