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
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the function of a PN junction diode?
💡 Hint: Consider the direction of electricity flow.
Question 2
Easy
Define Cut-in Voltage.
💡 Hint: Think about when a diode starts conducting.
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 a PN junction diode primarily do?
- Allows current in both directions
- Allows current in one direction
- Blocks current
💡 Hint: Focus on the term ‘unidirectional’.
Question 2
Is the cut-in voltage of a silicon diode typically higher than 0.7V?
- True
- False
💡 Hint: Think about the forward voltage drop.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a circuit using a Zener diode as a voltage regulator, detailing component values based on a given input range (10V to 15V) and specifying current ratings.
💡 Hint: Consider both minimum and maximum conditions for accurate calculations.
Question 2
Analyze the efficiency difference between half-wave and full-wave rectifiers based on their ripple output and explain the benefits of using full-wave rectification in a power supply circuit.
💡 Hint: Remember that full-wave captures both halves of the AC waveform.
Challenge and get performance evaluation