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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 force and distance relate to doing work.
Question 2
Easy
If a force of 30 N moves an object 4 m, how much work is done?
💡 Hint: Use the Work formula W = F x d.
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 work?
- W = F + d
- W = F - d
- W = F x d
💡 Hint: Think about how you calculate distance with respect to force.
Question 2
True or False: Power is independent of time.
- True
- False
💡 Hint: Reflect on the definition of power.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A student does 540 J of work lifting a crate. If they took 30 seconds to do this task, what is their power output?
💡 Hint: Apply the power formula considering work done and time.
Question 2
If a machine lifts an object vertically with a force of 120 N for a distance of 4 m in 8 seconds, calculate both the work done and the power output.
💡 Hint: Calculate work first, then use that value to find the power.
Challenge and get performance evaluation