5.3 - WORK
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Practice Questions
Test your understanding with targeted questions
Define work in physics.
💡 Hint: Think about how force and movement are related.
If a 5 N force moves an object 3 meters, how much work is done?
💡 Hint: Use the formula W = F × d.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the SI unit of work?
💡 Hint: Consider the relationship of work to energy.
True or False: The work done is positive if force and displacement are in opposite directions.
💡 Hint: Think about how direction affects energy transfer.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A person carries a box up a 3 m height with a constant force of 50 N at an angle of 30 degrees to the vertical. Calculate the work done against gravity.
💡 Hint: Remember to consider how only the vertical component of the force does work against gravity.
A cart moves 20 m down a ramp that is inclined at 15 degrees. Calculate the work done by gravity if the mass of the cart is 5 kg.
💡 Hint: Determine how far the cart moves vertically down.
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