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    College Physics Study Set 6
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    Exam 24: Optical Instruments
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    A Concave Mirror Has a Radius of 2
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A Concave Mirror Has a Radius of 2

Question 21

Question 21

Multiple Choice

A concave mirror has a radius of 2.0 m. What is the refractive power of a lens of the same focal length as the mirror?


A) 0.50 D
B) 1.0 D
C) 2.0 D
D) 0.75 D
E) −0.50 D

Correct Answer:

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