AP Physics 1 Question 436: Answer and Explanation
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4. A car's engine must exert a force of 2,000 N to maintain a speed of 30 m/s up an incline. What is the power provided by the engine during this motion?
- A. 67 W
- B. 9,000 W
- C. 60,000 W
- D. 90,000 W
Correct Answer: C
The power can be calculated as follows:
P = Fv = 2,000 N(30 m/s) = 60,000 W