Practice - Introduction to Work, Power, and Energy
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Practice Questions
Test your understanding with targeted questions
What is the formula for work?
💡 Hint: Think of how force and distance relate.
What unit is power measured in?
💡 Hint: It’s named after a famous inventor!
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What formula represents power?
💡 Hint: Think about the definition of power.
True or False: Energy is measured in Watts.
💡 Hint: Remember the difference between energy and power.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A worker lifts a 50 kg box to a height of 2 meters. How much work is done? (Use g = 9.81 m/s²)
💡 Hint: Find the weight of the box first using mass and gravity.
An electric heater runs at a power of 1500 Watts for 2 hours. Calculate the total energy consumed in kWh.
💡 Hint: Convert energy from Joules to kWh after calculation.
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Reference links
Supplementary resources to enhance your learning experience.