1.
The h-parameter approach gives correct results for
A
small signals only
B
large signals only
C
both small and large signals
D
none of the above
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22 practice sets · Page 1 of 2
The h-parameter approach gives correct results for
small signals only
large signals only
both small and large signals
none of the above
The dc load line on a family of collector characteristic curves of a transistor shows the
cutoff region
active region
saturation region
all of the above
A very simple bias for a D-MOSFET is called:
self biasing
gate biasing
zero biasing
voltage-divider biasing
For a silicon transistor, when a base-emitter junction is forward-biased, it has a nominal voltage drop of
0.7 V
0.3 V
0.2 V
VCC
There are .............. h-parameters of a transistor
two
four
three
none of the above
If the operating point changes, the h-parameters of transistor
also change
do not change
may or may not change
none of the above
Hybrid means
mixed
single
biunique
none of the above
A MOSFET has how many terminals?
3 or 4
2 or 3
3
4
When not in use, MOSFET pins are kept at the same potential through the use of:
a wrist strap
conductive foam
nonconductive foam
shipping foil
Junction Field Effect Transistors (JFET) contain how many diodes?
1
4
3
2
The magnitude of dark current in a photo-transistor usually falls in what range?
pA
mA
nA
MA
What are the two types of bipolar junction transistors?
npn and pnp
pnn and nnp
ppn and nnp
pts and stp
The term BJT is short for
bipolar junction transistor
binary junction transistor
both junction transistor
base junction transistor
When a transistor is used as a switch, it is stable in which two distinct regions?
none of the above
saturation and active
active and cutoff
saturation and cutoff
The extremely high input impedance of a MOSFET is primarily due to the
extremely small leakage current of its gate capacitor
absence of its channel
negative gate-source voltage
depletion of current carriers
A FET consists of a
all the above
source
drain
gate
When a transistor is fully switched ON, it is said to be
cut-off
shorted
saturated
open
The emitter of a transistor is generally doped the heaviest because it
has to dissipate maximum power
has to supply the charge carriers
is the first region of the transistor
must possess low resistance
The base of an npn transistor is thin and
Doped by a Pentavalent material
Heavily doped
Lightly doped
Metallic
The barrier potential across each silicon depletion layer is
1 V
0 V
0.3 V
0.7 V