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Forward bias characteristics of a p-n junction diode is used in which of the following devices?

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Important Questions on Electronic Devices Semiconductors

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If a full wave rectifier circuit is operated from 100 Hz mains, the fundamental frequency in the ripple will be
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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 :
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Figure shows a half-wave rectifier with resistive load RL, which is far greater than the diode's forward resistance. If the value of capacitance is considerably large, then the D.C. voltage across RL is___________

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A half-wave rectifier is being used to rectify an alternating voltage of frequency 50Hz. The number of pulses of rectified current obtained in one second is
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In a full-wave rectifier, circuit operating from 60 Hz main frequency, the fundamental frequency in ripple would be,
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The output current versus time curve of a rectifier is shown in the figure. The average value of output current in this case is

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In half wave rectification, if the input frequency is 60 Hz, then the output frequency would be
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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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In a three phase full-wave rectifier of 100 Hz, the ripple frequency is
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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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Vm is the maximum voltage between the ends of the secondary terminal of a transformer used in a half-wave rectifier. When the P-N junction diode is reverse biased, What will be the potential difference between the two ends of the diode?
 
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In half-wave rectification, what is the output frequency if the input frequency is 50 Hz?

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The input to the primary of the transformer shown below is an alternating voltage signal V(t)=Asin100πt. The transformer and the diodes D 1 and D 2 are ideal. Under these circumstances, the time period of the voltage appearing across the resistance R is

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

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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?
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Choose the correct waveform that can represent the voltage across R of the following circuit, assuming the diode is ideal one:
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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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In the given circuit, The current through battery is

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