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How many junction diodes are used for fu...

How many junction diodes are used for full wave rectifier?

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How many junction diodes are used for half wave rectifier?

Explain the use of junction diode as a full wave rectifier by drawing circuit diagram and draw the form of input and output waves.

Zener diode use for ….

Why is junction diode used for rectification?

Explain the use of the junction diode as a half wave rectifier by drawing a circuit and draw input and output waves.

Zener diode is used as

What is rectification and rectifier ? Why p-n junction diode is used as a rectifier?

Assertion : p-n junction diode can be used even at ultra high frequencies. Reason : Capacitative reactance of a p-n junction diode increases as frequency increases.

In half-wave rectification, what is the output frequency if the input frequency is 50 Hz. What is the output frequency of a full-wave rectifier for the same input frequency.

When p-n junction diode is forward biased ………

KUMAR PRAKASHAN-SEMICONDUCTOR ELECTRONICS : MATERIALS, DEVICES AND SIMPLE CIRCUITS -Section-D : Multiple Choice Questions (MCQs) (MCQs asked in Competitive Exams)
  1. How many junction diodes are used for full wave rectifier?

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  2. At absolute zero temperature Si acts as ……..

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  3. The energy band gap is maximum in …….

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  4. Formation of covalent bonds in compounds exhibits …….nature.

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  5. By increasing the temperature, the specific resistance of a conductor ...

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  6. The difference in the variation of resistance with temperature in a me...

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  7. In the middle of the electron layer of a reverse biased p-n junction, ...

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  8. A piece of copper and another of germanium are cooled from room temper...

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  9. The manifestion of band structure in solids is due to …….

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  10. When p-n junction diode is forward biased ………

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  11. The electrical conductivity of a semiconductor of a semiconductor incr...

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  12. In a full wave rectifier circuit operating from 50 Hz mains frequency...

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  13. Ratio of number density of holes is (7)/(5) and ratio of their current...

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  14. Which of the following is true ?

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  15. A charge of 2 xx 10^(-2) C moves at 30 revolutions per second in a ci...

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  16. A solid which is transparent to visible light an whose conductivity in...

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  17. As shown in the following figure take A and B input waveforms. Sketch...

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  18. A logic circuit is shown in the diagram. Draw the output signal at the...

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  19. Carbon, silicon and germanium have four valence electrons each. At roo...

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  20. Figure shows electric field lines in which an electric dipole P is pla...

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  21. As shown in the following figure, take A and B input waveforms. Sketch...

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