Question

HI




FORMULA FOR SPHERICAL REFLECTING SURFACE​

Answer 1

Answer:

Hi

focal length of the mirror. The ratio of the height of image to the height of object is known as linear magnification. Height of object (h1) will always be positive. The height (h2) of a virtual image will be positive and that of real image will be negative.

Answer 2

Explanation:

1/f=1/u+1/v

where

f is focus

v is image distance

u is object distance