Practice Relationship Between Input And Output Currents (50.1.3) - Common Base and Common Gate Amplifiers : Analysis (Part B)

Practice: Relationship between Input and Output Currents

Lesson 50.1.3Common Base and Common Gate Amplifiers : Analysis (Part B)

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8 questions

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6 sample questions

Question 1.
What is the main characteristic of a common base amplifier?
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Think about how it manages AC and DC signals.
Question 2.
What happens to the current gain in a common base amplifier?
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Consider the role of current in amplification.
3Question 3.
What is the current gain in a common base configuration typically less than?
- 1
- 2
- 0.5
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Recall the characteristics of amplification.
4Question 4.
True or False: The input impedance of a common base amplifier is high.
- True
- False
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Remember the resistance properties discussed.
Question 5.
A common base amplifier receives a 20 mA signal at the input and produces an output of 18.5 mA. Calculate the current gain and discuss its usability in signal buffering.
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Use the current gain formula to guide your calculations.
Question 6.
Describe how varying the load resistance at the output affects a common base amplifier's performance. Provide examples.
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Think about impedance interaction and how it affects the circuit's output.

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