RRB Group D 23-Oct-2018 Shift 3 Solved Paper

Question : 33 of 100

Marks: +1, -0

The radius of curvature of a spherical mirror is equal to ______.

Solution:

The radius of curvature of a spherical mirror is equal to

2 {f}

.
as

f=1 / 2 R

{R}=2 {f}

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