Exam-style question
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A motor does 5000 J of work in 10 seconds. Calculate the power output of the motor.
Model answer
What a good answer should say
- The power output of the motor is 500 W.
Explanation
Why this works
This question tests the understanding of power as the rate of energy transfer. The formula for power is P = W / t.
By substituting the work done and time, we can find the power output.
Common mistake
No common mistake is linked to this question yet.