Practice Frequency Response Of Ce/cs Amplifiers Considering High Frequency Models Of Bjt And Mosfet (part C) (42.2)

Practice: Frequency Response Of CE/CS Amplifiers Considering High Frequency Models of BJT and MOSFET (Part C)

Lesson 42.2Frequency Response of CE/CS Amplifiers Considering High Frequency Models of BJT And MOSFET (Part C)

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9 questions

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6 questions · about 4 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What defines the lower cutoff frequency in an amplifier circuit?
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Refer to the relationship between R and C.
Question 2.
What is the Miller effect?
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Think about how output capacitance affects the input.
3Question 3.
What is the formula to calculate the lower cutoff frequency?
- fL = 1/(2πRC)
- fH = 1/(2πRC)
- f = RC
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Remember the relationship between frequency, resistance, and capacitance.
4Question 4.
The Miller effect primarily affects which aspect of an amplifier?
- True
- False
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Think about feedback within amplifier circuits.
Question 5.
Given a BJT amplifier with R1 = 1.5 kΩ, R2 = 3.2 kΩ, and C = 4.7 µF, calculate the lower cutoff frequency.
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Combine R1 and R2 to find the equivalent resistance.
Question 6.
A CS amplifier has an expected mid-frequency gain of 20 but measures lower. Analyze potential causes.
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Consider component interactions and their effects.

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