33. Geometric Optics
Reflection of Light
33. Geometric Optics Reflection of Light
9PRACTICE PROBLEM
What is the appropriate distance from the lens for placing an object when using a magnifier with a 4x magnification, so that the image of the object is observed at a distance of 20 cm from a short-sighted person, assuming the eye is positioned immediately behind the lens?
What is the appropriate distance from the lens for placing an object when using a magnifier with a 4x magnification, so that the image of the object is observed at a distance of 20 cm from a short-sighted person, assuming the eye is positioned immediately behind the lens?