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Electronics Amplifier - Questions and Answers

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11. For a RC coupled amplifier, at low frequencies, as frequency increases the gain
A. decreases
B. increases
C. is constant
D. decreases and then increases
Explanation:
12. For an amplifier, voltage gain is 10 and current gain is 5. Hence the power gain is
A. 2
B. 50
C. 15
D. 0.5
Explanation:
13. Resistors, inductors, capacitors and transformers are
A. active components
B. main components
C. passive components
D. ideal components
Explanation:
14. In a transistor amplifier, the voltage gain is
A.
B.
C.
D.
Explanation:
15. Which of the following is a parameter of an amplifier
A. current gain
B. transistor
C. capacitor
D. transformer
Explanation:
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