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ECE :: Electronic Devices and Circuits

Electronic Devices and Circuits - Section 1
Electronic Devices and Circuits - Section 2
Electronic Devices and Circuits - Section 3
Electronic Devices and Circuits - Section 4
Electronic Devices and Circuits - Section 5
Electronic Devices and Circuits - Section 6
Electronic Devices and Circuits - Section 7
Electronic Devices and Circuits - Section 8
Electronic Devices and Circuits - Section 9
Electronic Devices and Circuits - Section 10
Electronic Devices and Circuits - Section 11
Electronic Devices and Circuits - Section 12
Electronic Devices and Circuits - Section 13
Electronic Devices and Circuits - Section 14
Electronic Devices and Circuits - Section 15
Electronic Devices and Circuits - Section 16
Electronic Devices and Circuits - section-17
Electronic Devices and Circuits - Section-18
  1. ____ number of terminals does a diode have
    2. A.
    1
    B.
    2
    C.
    3
    D.
    4

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  2. Which of the following options defines the diode
    3. A.
    Is the simplest of semiconductor devices
    B.
    Has characteristics that closely match those of a simple switch
    C.
    Is a two terminal device
    D.
    All the above

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  3. One ev is equal to __________ J
    4. A.
    6.02 * 1023
    B.
    1.6 * 10-19
    C.
    6.25 * 1018
    D.
    1.66 * 10-24

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  4. Which of the following elements are most frequently used for doping pure Ge or Si ?
    5. A.
    Boron
    B.
    Gallium
    C.
    Indium
    D.
    all the above

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  5. In which of the following state does the silicon diode has the voltage drop of 0.7V ?
    6. A.
    No bias
    B.
    Forward Bias
    C.
    Reverse Bias
    D.
    Zener region

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  6. Find the static resistance of the diode having ID = 30 mA & VD = 0.75 V
    7. A.
    25
    B.
    40
    C.
    0.04
    D.
    0.025

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  7. Calculate the value for IDQ using the below information


    8. A.
    0 mA
    B.
    4.3 mA
    C.
    5 mA
    D.
    10 mA

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  8. An open circuit can have any voltage across its terminals, but the current is always _____
    9. A.
    5 A
    B.
    0 A
    C.
    1 A
    D.
    ∞

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  9. A short circuit has a _________ drop across its terminals, & the current is limited only by the surrounding network
    10. A.
    5 A
    B.
    0 A
    C.
    1 A
    D.
    ∞

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  10. _________ converts AC (Alternate Current) to DC (Direct Current)
    11. A.
    Rectifier
    B.
    Clipper
    C.
    Clamper
    D.
    none of these

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