The radius of curvature of a spherical mirror is 20cm lohat is its focal length ?
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Answered by
4
✨ Hi friend here is the answer ✨
The radius of curvature of a spherical mirror is 20cm
it's focal lengt = ?
⏩ f = R/2
⏩f = 20/2 = 10
Hence it's focal length is 10•••
Hope it helps you ✨
The radius of curvature of a spherical mirror is 20cm
it's focal lengt = ?
⏩ f = R/2
⏩f = 20/2 = 10
Hence it's focal length is 10•••
Hope it helps you ✨
Answered by
0
it will be 10cm.
Because, r=2f
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