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WorksheetsBJT AC Analysis Round1
Total questions: 20
Worksheet time: 11mins
Name
Class
Date
1.
The biasing of a transistor is a combination of ac and dc operation
a)
True
b)
False
c)
Trulse
d)
Not Sure
2.
The purpose of biasing is to establish a/an ________ about which variations in current and voltage can occur in response to an input signal
a)
Operating Point
b)
Saturation Point
c)
Linear Point
d)
Active Point
3.
If an amplifier is NOT biased with correct DC voltages on the input and output, the amplifiers operation is said to be
a)
Linear
b)
Nonlinear
c)
Collinear
d)
Bipolar
4.
It is a signal that use only a small portion of the load line
a)
Large Signal
b)
DC Signal
c)
Small Signal
d)
No Signal
5.
An electronic circuit having the capability to amplify power, voltage or current
a)
Rectifier
b)
Amplifier
c)
Synthesizer
d)
Mixer
6.
Amplifiers designed to handle small AC signals such as the one being used in antenna and microphones
a)
Large Signal Amplifier
b)
Small Signal Amplifier
c)
Large Signal Mixer
d)
Small Signal Mixer
7.
In Electronics, this term means linking of two circuits or devices which can be capacitive, inductive, resistive or direct
a)
interconnecting
b)
Joining
c)
Combining
d)
Coupling
8.
The capacitors in the input and output side of the amplifiers network used to
a)
blocks DC and allows AC signal
b)
blocks DC and AC signal
c)
allows DC and blocks AC signal
d)
allows DC and AC signal
9.
The capacitors appear ideally _______ to the input and output signal voltages
a)
open
b)
short
c)
disconnected
d)
isolated
10.
The input current of the Common Emitter Fixed Bias Network is
a)
collector current
b)
emitter current
c)
base current
d)
output current
11.
The output voltage of a common base voltage divider network is
a)
VBE
b)
VEB
c)
VCE
d)
VCB
12.
The input current of a common base configuration is
a)
collector current
b)
base current
c)
emitter current
d)
diode current
13.
The output voltage of a common emitter emitter stabilized network is
a)
VEC
b)
VEB
c)
VCE
d)
VBE
14.
The AC current gain of a common emitter configuration is
a)
Beta AC
b)
Alpha AC
c)
Beta DC
d)
Alpha AC
15.
The AC current gain of a common base configuration is
a)
Beta AC
b)
Alpha AC
c)
Beta DC
d)
Alpha DC
16.
The signal input voltage for a common emitter transistor is
a)
Base Voltage (VB)
b)
Collector Voltage (VC)
c)
Emitter Voltage (VE)
d)
Base Supply Voltage (VBB)
17.
The signal output voltage for a common emitter transistor is
a)
Base Voltage (VB)
b)
Collector Voltage (VC)
c)
Emitter Voltage (VE)
d)
Collector Supply Voltage (VCC)
18.
Which is true for a common emitter BJT amplifier
a)
Output voltage (VC) is in-phase with the input voltage (VB)
b)
Output voltage (VC) is out-of-phase with the input voltage (VB)
c)
Output current (IC) is out-of-phase with the input current (IB)
d)
Output current (IB) is in-phase with the input current (IC)
19.
Which is true for a common base BJT amplifier?
a)
Output voltage (VC) is in-phase with the input voltage (VE)
b)
Output voltage (VC) is out-of-phase with the input voltage (VE)
c)
Output current (IC) is in-phase with the input current (IE)
d)
Output current (IC) is out-of-phase with the input current (IB)
20.
Which is true for a common emitter and common base BJT amplifiers?
a)
CE is in-phase with the voltage and CB is out-of-phase
b)
CE is in-phase with the current and CB is out-of-phase
c)
CE and CB are both in-phase with the current and out-of-phase with the voltage
d)
CE and CB are both out-of-phase with the current and in-phase with the voltage
Reset
