Question

the radius of curvature of concave mirror is 30cm if object is placed at 10cm from the mirror then nature of image is?
a.Magnified and real image
b.Diminished and real image
c.Diminished and virtual image
d.Magnified virtual image

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Answer 1

Explanation:

r=-30cm

f=30/2=-15cm

u=-10cm

1/f=1/v+1/u

1/v=1/f-1/u

v=-30m/s

So the image is virtual, erect and magnified

Hope it helps you