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Electronic Devices - Amplifier Frequency Response

Exercise : Amplifier Frequency Response - General Questions
6.
Each RC circuit causes the gain to drop at a rate of ________ dB/decade.
20
10
6
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
The phase shift through the input of an RC circuit approaches ________° as the frequency approaches zero.
0
45
180
90
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
A certain amplifier has a bandwidth of 22.5 kHz with a lower cutoff frequency of 600 Hz. What is the value of fcu?
600 Hz
22.5 kHz
23.1 kHz
21.9 kHz
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Internal transistor junction capacitances affect the high-frequency response of amplifiers by
reducing the amplifier's gain.
introducing phase shift as the signal frequency increases.
having no effect.
reducing the amplifier's gain and introducing phase shift as the signal frequency increases.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
What is the method that can be used to determine the values of fcl and fcu of an amplifier?
five time constants
step-response
sinusoidal
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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