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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the formula to calculate work?
π‘ Hint: Remember the components of force and direction.
Question 2
Easy
If a force is applied but there is no displacement, what is the work done?
π‘ Hint: Think about the definition of work.
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 Γ s
- W = F Γ s Γ cos ΞΈ
- W = F + s
π‘ Hint: Think about the angle involved.
Question 2
True or False: If a force is perpendicular to displacement, then work done is positive.
- True
- False
π‘ Hint: Visualize the force and motion interactions.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the work done if a student lifts a 3 kg backpack to a height of 2 meters. Assume g = 9.8 m/sΒ².
π‘ Hint: Look for the energy change in relation to height.
Question 2
A car is pushing a trailer at an angle of 45 degrees with a force of 100 N over a distance of 15 m. Find the work done.
π‘ Hint: Remember to include the angle in your calculations.
Challenge and get performance evaluation