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 primary function of a PN junction diode?
💡 Hint: Think about how current flows in circuits.
Question 2
Easy
What is the typical cut-in voltage for silicon diodes?
💡 Hint: Remember the specifications of a common silicon diode.
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 all current
💡 Hint: Think about how diodes operate in circuits.
Question 2
True or False: The maximum reverse voltage of a diode must not be exceeded to prevent damage.
- True
- False
💡 Hint: Consider the consequences of applying high reverse voltage.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a circuit using a 1N4007 diode to convert a 12V AC input to DC. Calculate the expected output voltage and the impact of diode voltage drop.
💡 Hint: What formula would you use to calculate the output?
Question 2
Explain how changing the temperature affects the reverse saturation current in a diode.
💡 Hint: What do we know about the temperature dependence of semiconductor materials?
Challenge and get performance evaluation