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प्रश्न
Give two differences between a half-wave rectifier and a full-wave rectifier.
उत्तर
| Half-wave rectifier | Full-wave rectifier |
| Only one diode is used. | Two or four diodes are used. |
| Only one-half cycle of input ac is rectified. | Both the half cycles of input ac are rectified. |
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संबंधित प्रश्न
Draw the circuit diagram of a full wave rectifier. Explain its working showing its input and output waveforms.
Briefly explain how the output voltage/current is unidirectional.
Draw the circuit diagram of a half wave rectifier and explain its working.
When the diode shows saturated current, dynamic place resistance is _____________ .
Fill in the blank.
The ability of a junction diode to __________ an alternating voltage is based on the fact that it allows current to pass only when it is forward biased.
Explain with a proper diagram how an ac signal can be converted into dc (pulsating) signal with output frequency as double than the input frequency using pn junction diode. Give its input and output waveforms.
To reduce the ripples in a rectifier circuit with capacitor filter ______.
- RL should be increased.
- input frequency should be decreased.
- input frequency should be increased.
- capacitors with high capacitance should be used.
With the help of a circuit diagram, explain briefly how a p-n junction diode works as a half-wave rectifier.
With the help of a circuit diagram, explain how a full wave rectifier gives output rectified voltage corresponding to both halves of the input ac voltage.
Name the device which utilizes the unilateral action of a pn diode to convert ac into dc.
