MCQs on Analog Electronics

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01․ The negative part of the output signal in a transistor circuit starts clipping if the Q point of the circuit moves
toward the saturation point.
toward the cutoff point.
toward the center of the load line.
none of the above.

Under construction.
02․ The positive part of the output signal in a transistor circuit starts clipping, if Q point of the circuit moves
toward the saturation point.
toward the cutoff point.
toward the center of the load line.
none of these.

Under construction.
03․ Input impedance of MOSFET is
less than of FET but more than BJT.
more than that of FET and BJT.
more than that of FET but less than BJT.
less than that of FET and BJT.

Under construction.
04․ MOSFET uses the electric field of
gate capacitance to control the channel current.
barrier potential of p-n junction to control the channel current.
both (A) and (B).
none of these.

Under construction.
05․ In MOSFET devices the N-channel type is better the P-channel type in the following respects
it has better noise immunity.
it is faster.
it is TTL compatible.
it has better drive capability.

Under construction.
06․ In a MOSFET, the polarity of the inversion layer is the same as that of the
charge on the gate electrode.
minority carriers in the drain .
majority carries in the substrate.
majority carries in the source .

Under construction.
07․ Which of following is the fastest switching device ?
JFET.
Triode.
MOSFET.
BJT.

Under construction.
08․ IGFET is a
square - law device.
half - power device.
3 / 2 power - low device .
linear device.

Under construction.
09․ A depletion MOSFET differs from a JFET in the sense that it has no
channel.
gate.
p - n junction.
substrate.

Under construction.
10․ The extremely high input impedance of a MOSFET is primarily due to the
absence of its channel.
negative gate-source voltage.
depletion of electric current carriers.
extremely small leakage electric current of its gate capacitor.

Under construction.
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