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10th CBSE
IMPORTANT
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Elongation of eyeball results :

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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>Multiple Choice Questions (MCQs)>Q 18
Old people who cannot see distant and nearby objects should use:
MEDIUM
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 19

The lens used to rectify astigmatism is :  

EASY
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 20
Cataract can be rectified by using:
EASY
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 21
A person cannot donate his eyes if he is suffering from:
EASY
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 22
A person who is suffering from ______ can donate his eyes.
EASY
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 23

Fine particles scatter :

EASY
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 24

Very big particles scatter : 

EASY
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 25

Rainbow occurs due to :