Question

if an object is placed in front of a spherical mirror at a distance of 15 cm from the mirror the image formed is a real inverted image at a distance of 30 from the mirror find its focal length and magnification​

Answer 1

Initially proper sign is assigned to object distance and the image distance according to the sign convention.The values of u and v are substituted in the mirror formula

f

1

=

u

1

+

u

1

. The sign of f indicates whetherthe mirror used is convex or concave.

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