Practice Current Carried By Electrons (7.1.3) - Revisiting BJT Characteristic - Part B

Practice: Current Carried by Electrons

Lesson 7.1.3Revisiting BJT Characteristic - Part B

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9 questions

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6 sample questions

Question 1.
What is the role of voltage in the operation of a BJT?
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Think about how voltage affects movement.
Question 2.
What does reverse bias mean?
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Consider how this affects the movement of electrons.
3Question 3.
What occurs when voltage is applied to the base of a BJT?
- Electrons are repelled
- Electrons are injected
- No effect
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Think about how voltage influences charge carriers.
4Question 4.
True or False: The collector current is solely dependent on the collector voltage.
- True
- False
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Consider other factors influencing current flow.
Question 5.
If the voltage across a BJT is increased, what changes would you expect to see in the collector current? Provide a detailed explanation of the physical processes involved.
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Consider the relationship between voltage and charge carrier motion.
Question 6.
Explain how the diffusion length of electrons impacts the efficiency of the BJT, providing equations to support your argument.
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Understand how diffusion affects charge flow over distances.

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