EASY
10th CBSE
IMPORTANT
Earn 100

Draw diagrams to show correction made by a suitable lens for hypermetropic eye.

Important Questions on Human Eye and Colourful World

EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 2 - Human Eye and Colourful World>EXERCISE - 2A>Q 4
We cannot see an object clearly, if it is placed very close to the eye. Explain.
EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 2 - Human Eye and Colourful World>EXERCISE - 2A>Q 4
What is presbyopia? Write two causes of this defect.
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 2 - Human Eye and Colourful World>EXERCISE - 2A>Q 5
A 14-year old student is not able to see clearly the questions written on the blackboard placed at a distance of 5 m from him. With the help of labelled ray diagrams show how this defect can be corrected.
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 2 - Human Eye and Colourful World>EXERCISE - 2A>Q 6
Describe with the neat diagram how nearsightedness (myopia) can be corrected by using appropriate lenses.
EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 2 - Human Eye and Colourful World>EXERCISE - 2A>Q 7
Explain the following terms used in relation to defects in vision and correction provided by them: Myopia
EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 2 - Human Eye and Colourful World>EXERCISE - 2A>Q 7

Explain the following terms used in relation to defects in vision and correction provided by them:

Astigmatism.

EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 2 - Human Eye and Colourful World>EXERCISE - 2A>Q 7

Explain the following terms used in relation to defects in vision and correction provided by them:

Bifocal lenses.

EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 2 - Human Eye and Colourful World>EXERCISE - 2A>Q 7

Explain the following term used in relation to defects in vision and correction provided by them:

Far sightedness