Class 10 Human Eye and Colourful World MCQ Quiz Set 1

MCQ Quiz – 1 Notes Previous Years Questions Important Questions


Human Eye and Colourful World Quiz – 1

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1. A ray of light is inclined to one face of a prism at an angle of 50°. If angle of prism is 60° and the angle of minimum deviation is 42°, find the angle which the emergent ray makes with the second face of he prism.

 
 
 
 

2. The air layer of atmosphere whose temperature is less then the hot layer behave as optically

 
 
 
 

3. At noon the sun appears white as

 
 
 
 

4. The danger signals installed at the top of tall buildings are red in colour. These can be easily seen from a distance because among all other colours, the red light

 
 
 
 

5. The bluish colour of water in deep sea is due to

 
 
 
 

6. The ratio of real depth to apparent depth is called :

 
 
 
 

7. Which of the following natural phenomenon is caused by the dispersion of sunlight in the sky?

 
 
 
 

8. When white light enters a prism, it gets split into its constituent colours. This is due to

 
 
 
 

9. The phenomenon of scattering of light by the colloidal particles is called

 
 
 
 

10. One cannot see through fog because :

 
 
 
 

11. Twinkling of stars is due to atmospheric

 
 
 
 

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