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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the formula for work?
💡 Hint: Think about how direction affects work.
Question 2
Easy
What is the unit of work?
💡 Hint: It is named after a famous scientist.
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 work done if a force of 20 N moves an object 10 m in the same direction?
- 20 J
- 200 J
- 2 J
💡 Hint: Multiply force by distance.
Question 2
True or False: Work can be done when there is no movement.
- True
- False
💡 Hint: Consider the definition of work.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A 70 kg box is lifted to a height of 5 meters. Calculate the work done against gravity.
💡 Hint: Use the weight force (mg) for work against gravity.
Question 2
If a person exerts 500 J of work in 50 seconds, what is their power output?
💡 Hint: Remember, power measures how quickly work is done.
Challenge and get performance evaluation