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    Exam 23: Mirrors and Lenses: Part A
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    A Solar Cell Has a Light-Gathering Area of 10 Cm<sup>2</sup>
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A Solar Cell Has a Light-Gathering Area of 10 Cm2

Question 27

Question 27

Multiple Choice

A solar cell has a light-gathering area of 10 cm2 and produces 0.30 A at 0.80 V (DC) when illuminated with sunlight of intensity 1000 W/m2.What is the efficiency of the solar cell?


A) 16%
B) 4%
C) 7%
D) 24%

Correct Answer:

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