A concave mirror is made by cutting a portion of a hollow glass sphere of radius 24 cm. Find the focal length of the mirror.
A) 24 cm B) 12 cm C) 6 cm D) 18 cm
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17
12cm
focal length=1/2radius of curvature
focal length=1/2radius of curvature
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5
Answer:
hey friend your answer must be 12
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