88.1.1 - Prof. Pradip Mandal
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Practice Questions
Test your understanding with targeted questions
What is the purpose of a current mirror in a transistor circuit?
💡 Hint: Think about how we ensure consistency in current flow.
If a transistor has a Beta value of 200 and we need a collector current of 2 mA, what is the base current?
💡 Hint: Recall how Beta relates collector and base currents.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What role does Beta (β) play in current mirror circuits?
💡 Hint: Think about how transistors amplify input signals.
T/F: A common emitter amplifier with an active load usually exhibits lower voltage gain compared to one without.
💡 Hint: Recall our discussions on circuit configurations.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Design a common emitter amplifier using two identical transistors with a current mirror setup. If the supply voltage is 12 V, determine the collector current with given Beta.
💡 Hint: Identify the dependencies of collector current on the input and Beta.
What would be the expected output voltage if the Early voltage is significantly affected by temperature? Explain the deviations in output.
💡 Hint: Take into account thermal coefficients influencing circuit performance.
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Reference links
Supplementary resources to enhance your learning experience.