Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the function of a current mirror in a circuit?
💡 Hint: Think about how currents can be mirrored in circuits.
Question 2
Easy
If you have a load resistor of 10 k ohms and a current of 2 mA, what is the voltage drop across the resistor?
💡 Hint: Use Ohm's law for voltage calculations.
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 does the term 'current mirror' refer to in electronics?
- A system for measuring current.
- A circuit to maintain constant current.
- A device that converts current to voltage.
💡 Hint: Think about the concept of copying a current in circuits.
Question 2
True or False: A differential amplifier amplifies the same signal applied to both inputs.
- True
- False
💡 Hint: Recall the purpose of a differential amplifier!
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
For a given circuit with two resistors in parallel of values 100 kΩ and 150 kΩ connected to a current mirror output, calculate the effective resistance seen by the current mirror. Discuss how this can impact the overall circuit performance.
💡 Hint: Think about how parallel resistances work.
Question 2
In a differential amplifier with one transistor having a significantly high beta than the other, devise a method to analyze how current imbalances may affect the output. Provide a solution outlining your approach to troubleshooting.
💡 Hint: Reflect on how biasing impacts current flow.
Challenge and get performance evaluation