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 does the potential energy function V represent?
💡 Hint: Think of it as energy stored in an object based on where it is.
Question 2
Easy
Give an example of a conservative force.
💡 Hint: What force acts on objects near the Earth?
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 potential energy function V(r)?
💡 Hint: Remember definitions of potential energy.
Question 2
The curl of a conservative force field is:
- Zero
- Non-zero
💡 Hint: Consider the implications of curl on force fields.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A 1 kg object is lifted to a height of 10 m. Calculate the potential energy change during the lift.
💡 Hint: Use the gravitational potential energy formula.
Question 2
A spring with a spring constant k = 200 N/m is compressed by 0.5 m. Calculate the potential energy stored in the spring.
💡 Hint: Substitute k and x into the spring potential energy formula.
Challenge and get performance evaluation