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Earn 100

Power of accommodation of eye implies _____.

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Important Questions on Optics

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General Science for Competitive Exams>Chapter 5 - Optics>EXERCISE>Q 6
Which of the following parts of eye protects the eye and gives it shape?
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General Science for Competitive Exams>Chapter 5 - Optics>EXERCISE>Q 7
The human eye forms the image of an object at its _____.
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General Science for Competitive Exams>Chapter 5 - Optics>EXERCISE>Q 8
Rainbow is caused due to _____.
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General Science for Competitive Exams>Chapter 5 - Optics>EXERCISE>Q 9
In the visible spectrum the colour having the shortest wavelength is _____.
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General Science for Competitive Exams>Chapter 5 - Optics>EXERCISE>Q 10
The splitting of white light into seven colours on passing through a glass prism is due to _____.
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General Science for Competitive Exams>Chapter 5 - Optics>EXERCISE>Q 11
At sunrise or at sunset the sun appears to be reddish while at mid-day it looks white. This is because _____.
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General Science for Competitive Exams>Chapter 5 - Optics>EXERCISE>Q 12
A person cannot see objects clearly which are nearer than 75 cm from his eyes, the disease he is suffering from is _____.
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General Science for Competitive Exams>Chapter 5 - Optics>EXERCISE>Q 13
For seeing a cricket match, we prefer binoculars to the terrestrial telescope, because _____.