Power of lens L1 is -2 D. Another lens L2 is kept in
contact with it. Now the power of the lens combination is found to 2D. An object is
placed at a distance of 20cm from the optic centre of the lens. Draw the ray diagram.
What is the nature of image formed?
Answers
Answered by
2
Answer:
A lens is a curved piece of glass or plastic designed to refract light in a specific way. Lenses are used in glasses and contacts to help correct vision. They are used in telescopes to help view items that are far away and are used in microscopes to help view very small items.
Explanation:
STAY BLESS
Similar questions