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Semiconductor D...

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  • Question 1
    4 / -1

    To make a PN junction conducting

  • Question 2
    4 / -1

    Which is the wrong statement in following sentences? A device in which P and N–type semiconductors are used is more useful than a vacuum type because

  • Question 3
    4 / -1

    A p–n photodiode is made of a material with a band gap of 2.0 eV. The minimum frequency of the radiation that can be absorbed by the material is nearly

  • Question 4
    4 / -1

    The current through an ideal PN–junction shown in the following circuit diagram will be

  • Question 5
    4 / -1

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

  • Question 6
    4 / -1

    If in a p – n junction diode, a square input signal of 10 V is applied as shown

  • Question 7
    4 / -1

    A reverse biased diode is

  • Question 8
    4 / -1

    Currents flowing in each of the circuits A and Brespectively

  • Question 9
    4 / -1

    In the following circuit, the current flowing through1 kΩ resistor is

  • Question 10
    4 / -1

    Assuming the diodes to be of silicon with forward resistance zero, the current Iin the following circuit is

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