Question

The focal length of a convex mirror is 12.5 cm. How far is its centre of curvature (i)from the pole (ii)from the focus?

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Answer 1

Answer:

We know,

Focal length (f)=

2

Radius of curvature (R)

⇒Radius of curvature (R)=2×Focal length (f)

Given,

Focal Length, f=12.5 cm

⇒R=2×f=2×12.5=25 cm

⇒Radius of curvature (R)=25 cm

Answer 2

Answer:

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