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प्रश्न
Name the device which utilizes the unilateral action of a pn diode to convert ac into dc.
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उत्तर
Rectifier
APPEARS IN
संबंधित प्रश्न
Briefly explain how the output voltage/current is unidirectional.
When the diode shows saturated current, dynamic place resistance is _____________ .
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.
Draw the circuit diagram of a full wave rectifier.
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.
Draw the output waveform across the resistor (Figure).
Assuming the ideal diode, draw the output waveform for the circuit given in figure. Explain the waveform.
Give two differences between a half-wave rectifier and a full-wave rectifier.
Draw a labelled circuit diagram of a full wave rectifier. Show graphically how the output voltage varies with time.
