What is meant by near point of a human eye?

Important Questions on The Human Eye and Colourful World

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Assignment-1>Q 6

A person is advised to wear spectacles with convex lenses. State the defect of vision he is suffering from.

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Assignment-1>Q 7

When one enters a dim light room from bright light, one is unable to see the objects in the room for sometime. Why? 

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Assignment-1>Q 8

What kind of lens is used in the spectacles of person suffering from myopia?

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Assignment-1>Q 9

A person is advised to wear spectacles with concave lenses. What type of defect of vision is he suffering from?

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Assignment-1>Q 10

The ciliary muscles of a normal eye are in their state of (a) most relaxed and (b) most contracted state. In which of the two case is the focal length less. 

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Assignment-1>Q 11

Write one word or at most one sentence for the smallest distance at which the eye can see objects clearly.

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Assignment-1>Q 12

How does focal length of eye lens change when we shift from a distant object to a nearby object.

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Assignment-1>Q 13

The distance of image formed by human eye lens is the same for different positions for objects. Comment.