Cascading Transistor Amplifiers MCQ’s

Electronic Devices & Circuits Electronics & Communication Engineering

This set of Electronic Devices & Circuits Multiple Choice Questions & Answers (MCQs) focuses on “Cascading Transistor Amplifiers”.

1. What is the advantage of using CB amplifier configuration in a cascading transistor amplifier?
a) High efficiency
b) Low distortion
c) Good high frequency operation
d) Good low frequency operation

2. What is the total voltage gain of a cascading transistor amplifier if the gain of first stage is 4 and the gain of the second stage is 10?
a) 0.4
b) 4
c) 40
d) 2.5

3. What is the advantage of using a cascading transistor amplifier?
a) High gain and high bandwidth
b) High gain and low bandwidth
c) Low gain and high bandwidth
d) Low gain and low bandwidth

4. What is the total voltage gain of a cascading transistor amplifier if input of first stage is 10V and the output of the second stage is 25V?
a) 0.4
b) 4
c) 40
d) 2.5

5. How many methods of coupling are used for a cascading transistor amplifier?
a) 3
b) 4
c) 2
d) 5

6. The coupling device is essential for a cascading transistor amplifier.
a) True
b) False

7. What does cascading of two transistor amplifiers imply?
a) Output of first stage sent to input of second stage
b) Output of first stage sent to coupling device
c) Input of first stage sent to input of second stage
d) Not related

8. What is the total voltage gain of a cascading transistor amplifier if the gain of first stage is 14dB, gain of the second stage is 12dB and gain of third stage is 24dB?
a) 40dB
b) 50.32dB
c) 50dB
d) 40.32dB

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