Rectifiers & Filters

If an alternating voltage is applied across a diode in series with a load resistance then

If an alternating voltage is applied across a p-n junction diode in series with a load then

If a centre tap transformer is used with two p-n junction diodes for full wave rectification then output voltage of rectifier with respect to each diode is (secondary voltage of transformer $= \text{V}_\text{s}$)

A full wave rectifier circuit with diodes $(D_1)$ and $(D_2)$ is shown in the figure. If input supply voltage $\text{V}$in $= 220\sin(100\pi t)$ volt, then at $t = 15\text{ msec}$

In the circuit shown here, assuming threshold voltage of diode is negligibly small, then voltage $V_{AB}$ is correctly represented by:

A p-n junction diode as a rectifier converts

In the block diagram of simple rectifier circuit, from a variable a.c. voltage, constant d.c. voltage is obtained. The correct order of operation is

If the maximum efficiency of a full wave rectifier is $x\%$ and that of half-wave rectifier is $y\%$, then the relation between $x$ and $y$ is

If the frequency of the input voltage is $50\text{ Hz}$, applied to a (a) half wave rectifier and (b) full wave rectifier. The output frequency in both cases is respectively

A full wave rectifier circuit consists of two p-n junction diodes, a centre-tapped transformer, capacitor and a load resistance. Which of these components remove the ac ripple from the rectified output?

In half wave rectification, if the input frequency is 60 Hz, then the output frequency would be

The input a.c. voltage of frequency $60\text{ Hz}$ is applied to half-wave rectifier and also to full-wave rectifier. The output frequency in case of half-wave rectifier and that in case of full wave rectifier is respectively.

A rectifier is used to

The frequency of a given a.c. signal is 'N' Hz. When it is connected to a half wave rectifier, the number of output pulses given by the rectifier in 1 second is

Choose the correct waveform that can represent the voltage across R of the following circuit, assuming the diode is ideal one:

Statement - I:

To get a steady dc output from the pulsating voltage received from a full wave rectifier we can connect a capacitor across the output parallel to the load RL.

Statement - II:

To get a steady dc output from the pulsating voltage received from a full wave rectifier we can connect an inductor in series with RL.

In the light of the above statements, choose the most appropriate answer from the options given below:

A $p\text{-}n$ junction $(D)$ shown in the figure can act as a rectifier. An alternating current source $(V)$ is connected in the circuit.

The current $(I)$ in the resistor $(R)$ can be shown by:

In a full wave rectifier circuit operating from $50\,Hz$ mains frequency, the fundamental frequency in the ripple would be

The peak voltage in the output of a half wave diode rectifier fed with a sinusoidal signal without filter is 10 V. The d.c. component of the output voltage is

If a full wave rectifier circuit is operating from 50 Hz mains, the fundamental frequency in the ripple will be