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Electronic Devices And Circuits
Exercise: Electronic Devices And Circuits
📂 Electronic Devices And Circuits
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Questions for: Electronic Devices And Circuits
Which of the following element does not have three valence electrons?
A:
Boron
B:
Aluminium
C:
Gallium
D:
Phosphorus
Answer:
D
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The effective channel length of a MOSFET in saturation decreases with increase in
A:
gate voltage
B:
drain voltage
C:
source voltage
D:
body voltage
Answer:
A
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The main purpose of using transformer coupling in a class A amplifier is to make it more
A:
efficient
B:
less costly
C:
less bulky
D:
distortion free
Answer:
D
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When a normal atom loses an electron
A:
the atom loses one-proton simultaneously
B:
rest of the electrons move faster
C:
the atom becomes a positive ion
D:
the atom becomes a negative ion
Answer:
C
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In a CE bipolar transistor operating in active region, collector current is independent of
A:
V
CE
B:
I
B
C:
both V
CE
and I
B
D:
none of the above
Answer:
A
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