Question

a bright object 50 mm high stands on the axis of concave mirror of focal length 100 mm and at a distance of 300 mm from the concave mirror.how big will the image be?

Answer 1

$refers \: to \: the \: attached \: file \: for \: the \: answer$
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$hope \: this \: helps \: you \: dear$
✌✌✌.

Answer 2

heya...

Here is your answer...

The image is real

1/v+1/u=1/f so v=150cm

M=v/u = 3 so image will be 150mm high.

It may help you...☺☺