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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the value of the base-emitter voltage drop V_BE used in practical situations?
π‘ Hint: Refer to typical BJT characteristics.
Question 2
Easy
How do you compute the emitter voltage in a common base amplifier?
π‘ Hint: V_EMITTER = V_BASE - V_BE.
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 typical voltage drop across the base-emitter junction of a BJT?
- 0.2V
- 0.6V
- 0.8V
π‘ Hint: Think about BJT characteristics.
Question 2
True or False: The output impedance of a common base amplifier is mainly determined by R_C.
- True
- False
π‘ Hint: Consider the overall circuit configuration.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a common base amplifier with V_B = 10 V, V_T = 26 mV, and I_E = 2 mA, calculate g_m and r_Ο.
π‘ Hint: Remember the relationships for small signal parameters.
Question 2
Analyze the output impedance when the circuit shows R_C=3 k⦠and find the effect on circuit performance.
π‘ Hint: Calculate R_out= R_C || r_o with values derived during calculations.
Challenge and get performance evaluation