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What Power Is Produced by a Light Bulb That Yields ×\times

Question 29

Multiple Choice

What power is produced by a light bulb that yields 12 mW on a 15 cm ×\times 25 cm sheet of paper that is normal to the line directly toward the bulb,if the paper is 1.7 m from the bulb?


A) 2.9 W
B) 12 W
C) 1.7 W
D) 6.6 W

Correct Answer:

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