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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What are the three regions of an NPN transistor?
💡 Hint: Consider the arrangement of n-type and p-type materials.
Question 2
Easy
What happens when the base-emitter junction is forward-biased?
💡 Hint: Think about how charge carriers move in this condition.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the primary function of a BJT?
- To amplify signals
- To rectify current
- To store energy
💡 Hint: Think about the applications where BJTs are used.
Question 2
True or False: In the active region, the collector current is only reliant on the base current.
- True
- False
💡 Hint: Consider all factors involved with current flow.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given that the base-emitter voltage (V_BE) is 0.7V, calculate the collector current (I_C) if the saturation current (I_S) is 10^-12 A.
💡 Hint: Utilize exponential growth in calculations.
Question 2
If a BJT has a β value of 150 and the base current is 10 mA, determine the collector current. Show your calculations.
💡 Hint: Multiply base current by the current gain.
Challenge and get performance evaluation