Consider the following statements: 1. Size of the sun at

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Consider the following statements:

1. Size of the sun at dusk

2. Colour of the sun at dawn

3. Moon being visible at dawn

4. Twinkle of stars in the sky

5. Polestar being visible in the sky

Which of the above are optical illusions?

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1. ???? ?? ???? ??? ?? ???

2. ???? ???? ?? ???

3. ??????? ??? ??? ????? ?? ??? ??

4. ???? ??? ????? ?? ?????????

5. ???? ??? ????? ?? ??? ????????

??????? ??? ?? ??? ??????? ???? ????

[UPSC IAS Prelims 2013]

A 1, 2 and 3

1, 2 और 3

B 3, 4 and 5

3, 4 और 5

C 1, 2 and 4

1, 2 और 4

D 2, 3 and 5

2, 3 और 5

Option-1( Size of the sun at dusk) is an optical illusion.When the sun (or moon)...

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