an object whose height is 30cm and object is placed from the concave mirror 5m whose radius of curvature is 400cm, calculate position of image,height of image.
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pos position would be beyond radius of curvature and it would be
1/v + 1/u = 1/f
1/v + 1/ 5 =1/200
1/v = 1/200-1/5
1/v = -39/200
v= -200/39
v= -5.12
-v/u = h'/h
-5.12/5=-h'/30
h'= 6×5.12
= 30.72cm
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