Question

1. If focal length of spherical mirror is 7 cm then the radius of curvature is


1) 7 cm

2) 5 cm

3) 14 cm

4) 2 cm




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Answer 1

Answer:

it's 14

Step-by-step explanation:

we know that r=2f

Answer 2

Step-by-step explanation:

the radius of curvature is = 14 cm

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