A glass sphere of radius R=10cm is kept inside water.A point object O is placed at 20 cm from A .Find the position & nature of the image whe seen from the opposite side of the sphere.Also draw the ray diagram.(ref. index of glass=3/2 & water=4/3.What is meant by "when seen from the opposite side"?

The question seems incomplete to me. May be a diagram will do. BUt the point A which you have mentioned as a refernce is not defined.

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