## Quiz by Hussain

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16 questions
• Q1
In a Common-Emitter configuration, an emitter resistor is used for:
Collector Bias
AC Signal Bypass
Stabilization
Higher Gain
60s
• Q2
What is the output signal form the circuit shown below
Same input signal
Amplifying and inverted signal
Only amplifying signal
Only amplifying signal
60s
• Q3
From the given transistor amplifier circuit shown below Calculate the voltage of R2 (if IB = 0)
8.3 V
1.6 V
1.8 V
0.8 V
60s
• Q4
Amplifier signal without phase shaft you must connect common emitter amplifier
Three stage
Single stage
Non above
Two stage
30s
• Q5
What is the amplifier configuration of the circuit shown below?
Common Emitter Amplifier
Common Base Amplifier
Inverting Amplifier
Common Emitter Amplifier
60s
• Q6
When a silicon transistor is properly biased, what is VBE for a C-E configuration?
0.5 V
0.7 V
0.79 V
0.3 V
60s
• Q7
The function of the speaker in an audio amplifier circuit is to:
Convert pressure signal into sound
Convert sound signal into electric
Convert electric signal into light
Convert electric signal into sound
60s
• Q8
The CE amplifier below has an input of 20mV and an Av of 60, calculate the output voltage.
None of the above
1.2 V
12 V
0.12 V
60s
• Q9
For the multistage amplifier shown in the figure below, calculate the Voltage output Vo/p
100 V
10 V
1 V
1000 V
60s
• Q10
Which reading below is for emitter terminal
None
0.617
Both
0.605
60s
• Q11
From the transistor figure below which part number is the emittier
3
none
2
1
60s
• Q12
calculate the gain of inverting Amplifier
10
20
100
40
60s
• Q13
This is an example of the output swing for a class ________ amplifier.
A
C
B
AB
60s
• Q14
A transistor amplifier has a voltage gain of 100. If the input voltage is 75 mV, the output voltage is:
15 V
7.5V
1.33V
13.3 V
60s
• Q15
the current gain of an amplifier which has an input signal of 100mA and output signal 1.5 A is
15
0.5
0.015
1.5
60s

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