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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define power in your own words.
💡 Hint: Think about how quickly work is being done.
Question 2
Easy
What is the SI unit of power?
💡 Hint: Remember, a watt is also related to joules.
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 definition of power?
💡 Hint: Think of work done over time.
Question 2
How many watts are in one horsepower?
- 746
- 1000
- 120
💡 Hint: Recall the conversion factor between horsepower and watts.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A car uses 200 W of power to maintain a steady speed. How much energy does it use in 15 minutes?
💡 Hint: Get the results using the power formula multiplied by time.
Question 2
If a generator produces power at a rate of 5000 watts and operates for 4 hours, how much energy does it produce in kilowatt-hours?
💡 Hint: Use the conversion from watts to kilowatts in the calculation.
Challenge and get performance evaluation