An object 5 cm high is placed 20cm in front of a convex mirror of radius 30 cm
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height of object = 5 cm
u = -20 cm
radius=30 cm
therefore focal length is 15 cm
1/v+1/u=1/f
then v = 60/7 or 8.5 cm
u = -20 cm
radius=30 cm
therefore focal length is 15 cm
1/v+1/u=1/f
then v = 60/7 or 8.5 cm
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