The radius of curvature of a sperical mirror is 20cm. What is its focal length
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Answered by
4
R=2f
20\2=f
f=10cm
Hope the answer help you
20\2=f
f=10cm
Hope the answer help you
Answered by
8
Radius of curvature, R= 20 cm
Radius of curvature of a spherical mirror = 2 × Focal length (f)
R= 2f
f= R/2 = 20 / 2 = 10
Hence, the focal length of the given spherical mirror is 10 cm.
Radius of curvature of a spherical mirror = 2 × Focal length (f)
R= 2f
f= R/2 = 20 / 2 = 10
Hence, the focal length of the given spherical mirror is 10 cm.
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