Grade 8Wave Optics
the far point of a near sighted person is 6 m from her eyes and she wears contacts that enable her to see distant objects clearly.a tree is 18m away and 2m high.the height of the image formed by the contacts isa]1m2]1.5m3]0.75m4]0.50m
the far point of a near sighted person is 6 m from her eyes and she wears contacts that enable her to see distant objects clearly.a tree is 18m away and 2m high.the height of the image formed by the contacts is
a]1m
2]1.5m
3]0.75m
4]0.50m
