A object is 12 cm in front of a concave spherical mirror,and the image is 3.0 cm in front of the mirror.What is the focal length of the mirror?
A) 0.25 cm
B) 15 cm
C) 4.0 cm
D) 2.4 cm
E) 1.3 cm

Name: A object is 12 cm in front of a concave spherical mirror,and the image is 3.0 cm in front of the mirror.What is the focal length of the mirror? A) 0.25 cm B) 15 cm C) 4.0 cm D) 2.4 cm E) 1.3 cm
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Question

Quizplus · Accepted Answer

The Answer is D

A Object Is 12 Cm in Front of a Concave