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 effect does inserting a dielectric have on capacitance?
💡 Hint: Think about how the dielectric interacts with the electric field.
Question 2
Easy
Define the term 'dielectric constant.'
💡 Hint: Consider what K represents in the capacitance formula.
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 effect of inserting a dielectric into a capacitor?
- Reduces capacitance
- Increases capacitance
- Has no effect
💡 Hint: Think about why we use dielectrics in capacitors.
Question 2
The dielectric constant affects which of the following?
💡 Hint: Recall the role of K in the capacitance formula.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the new capacitance of a capacitor originally rated at 10 µF when a dielectric with a dielectric constant of 5 is introduced.
💡 Hint: Use the capacitance formula with the dielectric constant.
Question 2
If a capacitor has a plate area of 0.2 m², distance of 0.02 m, and a dielectric constant of 4, calculate the capacitance and the stored energy if a voltage of 100 V is applied.
💡 Hint: Use both capacitance and energy formulas.
Challenge and get performance evaluation