A 200 W engine generates 4000 J of energy. How long did it run for? A. 20 s B. 200 s C. 0.2 s D. 2 s

asked Sep 2, 2023 128k views

4 votes

A 200 W engine generates 4000 J of energy. How long did it run for?

A. 20 s
B. 200 s
C. 0.2 s
D. 2 s

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3 votes

Answer:

Step-by-step explanation:

power = energy/time

200 = energy / t

200 = 4000/t

t = 4000/200= 20 sec

Chau Pham answered Sep 5, 2023

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