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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the formula for power?
💡 Hint: Consider the relationship between work and time.
Question 2
Easy
What is 1 watt equivalent to?
💡 Hint: Think about how we measure energy consumption over time.
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 calculating power?
- P = E/t
- P = W/t
- P = F/a
💡 Hint: Focus on what power measures.
Question 2
True or False: Horsepower is greater than a watt.
- True
- False
💡 Hint: Think about common units of measurement.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
An electric motor runs at 1500 watts for 2 hours. How much energy does it use in joules?
💡 Hint: Don’t forget to convert hours to seconds.
Question 2
Two machines perform the same amount of work, but one does it in half the time of the other. If the slower machine has a power of 500 watts, what would be the power of the faster machine?
💡 Hint: Consider how time affects power.
Challenge and get performance evaluation