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 are the two types of electric charge?
💡 Hint: Think about the deficiency and excess of electrons.
Question 2
Easy
State one property of electric charge.
💡 Hint: Remember charges cannot be created or destroyed.
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 formula for Coulomb's Law?
- F = k * (q₁ * q₂) / r²
- F = q / E
- F = m * a
💡 Hint: Look for the one involving charges and distance.
Question 2
True or False: Electric charge can be created or destroyed.
- True
- False
💡 Hint: Think about the conservation law.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Two charges of +3 µC and +4 µC are positioned 2 m apart in a vacuum. Determine the electrostatic force between them using Coulomb's Law.
💡 Hint: Keep the unit conversions in mind as you proceed.
Question 2
If an electric field of 200 N/C applies a force of 1 mN on a charge, what is the magnitude of the charge?
💡 Hint: Rearrange the equation to solve for q.
Challenge and get performance evaluation