Question: . .. Question 7 of 7 - /1 E View Policies Current Attempt in Progress A camper is trying to start a fire by focusing

 . .. Question 7 of 7 - /1 E View Policies

. .. Question 7 of 7 - /1 E View Policies Current Attempt in Progress A camper is trying to start a fire by focusing sunlight onto a piece of paper. The diameter of the sun is 1.39 x 109 m, and its mean distance from the earth is 1.50 x 101 m. The camper is using a converging lens whose focal length is 14.0 cm. (a) What is the area of the sun's image on the paper? (b) If0.348 W of sunlight pass through the lens, what is the intensity of the sunlight at the paper? (a) Number Units (b) Number i Units eTextbook and Media Hint

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