the radius of carvature of a spherical mirror is 20cm .what is its focal length?
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Answered by
8
As we know that focal length is half the radius of curvature of a spherical mirror.
Given,
r=20cm
focal length f=20/2=10cm.
Hope you liked it.
Given,
r=20cm
focal length f=20/2=10cm.
Hope you liked it.
Answered by
1
focal length=20/2
=10
=10
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