Question

focal length of a spherical mirror is 8.5 CM calculate its radius of curvature​

Answer 1

Answer:

i Didn’t understand the question

Answer 2

$\pmb{{To \: find : }}$

The focal length of a spherical mirror is 8.5 cm. find its radius of curvature.

$\sf \red{ F = \frac{R}{2} }$

$\rm \red{F = 8.5 \: cm}$

$\sf \red{8.5 \times 2 = 17}$

Radius of curvature= 8.5×2=17 cm.