Just one diode.
what is the function of transformer in the half wave rectifier circuit
The effect of an RL circuit in half wave rectifier is that the voltage output wave forms for current and voltage will be modified .
A rectifier allows current to flow only in one direction. In a half-wave rectifier circuit, an input wave which oscillates between positive and negative, will 'pass through' the positive portion of the wave, and when the input is negative will output zero. A full-wave rectifier circuit, is commonly configured with 4 rectifier diodes, which allow a positive wave to output when the input wave is negative.
halfwave rectifier converts ac to pulsating dc.in half wave rectifier we use only one diode.during forward bias condition the circuit is open and hence conducts hence we get +ve half cycles where in reverse bias condition the circuit is open and hence doesn't conducts.
A full-wave rectifier (sometimes called a "bridge" rectifier) produces output current on both half-cycles of the input AC waveform. ******************************************** There are two types of full wave rectifier circuit. One uses four diodes in a "bridge"configuration and is fed from a simple transformer winding. The other uses two diodes and needs to be fed from a centre tapped transformer winding.
An open diode will result in no output from a half wave rectifier, and an open diode will cut the output of a full wave rectifier in half.
You use a half-wave rectifier where the system design does not require a full-wave approach. Half wave rectifier output is used for running ac motors.
Efficiency is double in case of full wave rectifier.
A clipper can act as a half wave rectifier but it might be a little hard.
Nothing will happen to the diode but that rectifier effectively becomes a half-wave rectifier.
The ripple frequency of a half-wave rectifier is the same as the input frequency.
They both have the same current.