A 100-W light bulb is left on for 8.0 hours. Over this period of time, how...

Question

Question

A 100-W light bulb is left on for 8.0 hours. Over this period of time, how much energy was used by the bulb?

(I know/think the answer is 2880000 but in terms of these answers i'm a little unsure of which is the correct one.)

A. 1.34 hp

B. 2.9E+4 J

C. 2.9E+5 J

D. 8.0E+2 J

E. 2.9E+6 J

science physics

Answer 1

Answer #1

Answer 2

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