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IMPORTANT
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At sunrise or sunset, sun and surrounding sky appear red due to:

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Important Questions on The Human Eye and Colourful World

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10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 32

Twinkling of stars takes place due to atmosphere : 

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10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 33

At noon, the sun appears white because -

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10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 34
The clear sky appears blue because
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10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 35

Signals and danger signs are mostly red because red light is scattered :

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10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 36
Deep water appears blue due to:
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10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 37
Clouds generally appear white due to;
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10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 38

Which of the following statements is correct? A person with:

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10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 2 - The Human Eye and Colourful World>Multiple Choice Questions (MCQs)>Q 39

In the following diagram the correctly marked angles are :

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