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 formula for voltage gain in a feedback system?
💡 Hint: Consider how forward amplifier gain and feedback factor interplay.
Question 2
Easy
Define the desensitization factor in the context of feedback systems.
💡 Hint: Think about how feedback changes circuit behavior.
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 the feedback factor (β) in a feedback system?
- To measure input resistance
- To stabilize gain
- To increase output voltage
💡 Hint: Think about how feedback impacts circuit stability.
Question 2
Output resistance decreases with feedback: True or False?
💡 Hint: Remember how feedback is used in designs.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A feedback amplifier has a forward gain of 150, a feedback factor of 0.05, and an output resistance of 1 kΩ. Calculate the resulting input and output resistances.
💡 Hint: Start with the formulas and substitute the known values.
Question 2
If the input voltage to a feedback system is 200 mV and the calculated gain is 12, what is the expected output voltage?
💡 Hint: Remember the role of voltage gain!
Challenge and get performance evaluation