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16. Light
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Q8 of 47 Page 282

What controls the size of the pupil?

Iris control the size of the pupil.


More from this chapter

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6

If two plane mirrors make an angle of 60°, how many images will you find?

7

What controls the amount of light entering the eye?

9

Describe the functioning of the periscope. Also, tell that how many mirrors are there in a periscope.

10

Name any one defect of the eye. How is it corrected?

Questions · 47
16. Light
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