2. Q1. A transistor has …………………
a)one pn junction
b)two pn junctions
c)three pn junctions
d)four pn junctions
3. Q2 The number of depletion layers in a
transistor is …………
a)Four
b)Three
c)One
d)Two
4. The base of a transistor is …………..
doped
a)Heavily
b)Moderately
c)Lightly
d)None Of The Above
5. Transistor biasing is generally provided
by a …………….
A)Biasing circuit
b)Bias battery
c)Diode
d)None of the above
6. For proper operation of the transistor,
its collector should have …………
a)Proper forward bias
b)Proper reverse bias
c)Very small size
d)None of the above
7. The circuit that provides the best
stabilization of operating point is
…………
a)Base resistor bias
b)Collector feedback bias
c)Potential divider bias
d)None of the above
8. The point of intersection of d.c. and
a.c. load lines represents …………..
A)Operating point
b)Current gain
c)Voltage gain
d)None of the above
9. An ideal value of stability factor is
…………..
A)100
b)200
c)More than 200
d)1
10. If the temperature increases, the value
of VCE …………
a)Remains the same
b)Is increased
c)Is decreased
d)None of the above
11. An IC has …………….. Size
a)Very large
b)Large
c)Extremely small
d)None of the above
12. ICs are generally made of ………………
a)Silicon
b)Germanium
c)Copper
d)None of the above
13. An audio amplifier is an example of
………………
a)Digital IC
b)Linear IC
c)Both digital and linear IC
d)None of the above
14. We use ……………….. ICs in computers
a)Digital
b)Linear
c)Both digital and linear
d)None of the above
15. ICs are used in ……………
a)Linear devices only
b)Digital devices only
c)Both linear and digital devices
d)None of the above
16. A differential amplifier ……………..
A)is a part of an Op-amp
b)has one input and one output
c)has two outputs
d)answers (1) and (2)
