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ECE :: Analog Electronics

Analog Electronics - Section 1
Analog Electronics - Section 2
Analog Electronics - Section 3
Analog Electronics - Section 4
Analog Electronics - Section 5
Analog Electronics - Section 6
Analog Electronics - Section 7
Analog Electronics - Section 8
Analog Electronics - Section 9
Analog Electronics - section-1
Analog Electronics - Section 10
Analog Electronics - Section 11
Analog Electronics - Section 12
Analog Electronics - Section 13
Analog Electronics - Section 14
Analog Electronics - Section 15
Analog Electronics - Section 16
Analog Electronics - Section 17
Analog Electronics - Section 18
Analog Electronics - Section 19
Analog Electronics - Section 20
Analog Electronics - Section 21
Analog Electronics - section-22
Analog Electronics - Section-23

  1. Which component is allowed to pass through it by a choke filter?

    2. A.
    Dc
    B.
    Ac
    C.
    Both dc and ac
    D.
    Only high frequency ac

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  2. In an amplifier the stray capacitances assume impedance at low frequencies

    3. A.
    True
    B.
    False

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  3. In CE amplifier the base current is very high.

    4. A.
    True
    B.
    False

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  4. In the graphical analysis of CE amplifier circuit, the upper end of load line is called

    5. A.
    saturation point
    B.
    cut off point
    C.
    Q point
    D.
    none of the above

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  5. A full wave rectifier supplies a load of 1 kΩ. The a.c. Voltage applied to the diodes is 220 - 0 - 220 Volts rms. If diode resistance is neglected, then Average d.c. Voltage

    6. A.
    220 V
    B.
    200 V
    C.
    198 V
    D.
    0 volts

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  6. In the graphical analysis of an amplifier circuit, the slope of dc load line depends on

    7. A.
    load resistance only
    B.
    collector supply voltage only
    C.
    both load resistance and collector supply voltage
    D.
    none of the above

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  7. In figure we need an ac ground. The proper value of C is

    8. A.
    1000 μF
    B.
    100 μF
    C.
    10 μF
    D.
    1 μF

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  8. For the circuit in figure the output wave shape is

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  9. In figure, ID = 4 mA. Then VS =

    10. A.
    20 V
    B.
    16 V
    C.
    6 V
    D.
    0.6 V

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  10. The circuit shown is

    11. A.
    voltage series feedback amplifier
    B.
    transconductance amplifier
    C.
    transresistance amplifier with open circuit mutual resistance RF
    D.
    transresistance amplifier with short circuit mutual resistance RF

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