Question detail
Which unit is used to measure power?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Energy changes in a system, and the ways energy is stored before and after such changes
Question
- A. Joule
- B. Watt
- C. Newton
- D. Kilogram
Answer
Watt
Explanation
Power is measured in watts, where one watt is equivalent to one joule per second.
Common mistake
Misunderstanding Power Definition
Students often confuse power with energy, thinking it refers to the total energy transferred rather than the rate of transfer.
Emphasize that power is defined as the rate at which energy is transferred, measured in watts (joules per second).
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