Statement I:- Mirage is an optical phenomenon
Statement II:-Refraction in the atmosphere takes place because the refractive index of the atmosphere varies.
Which of the following statement is true?

I and II both are false

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I is true and II is false

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I and II both are true

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I is false and II is true

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Solution

The correct option is C I and II both are true
Mirage is an optical phenomenon caused due to the refraction of light in the atmosphere due to varying refractive index. This unevenness in the refractive index is caused due to temperature differences mainly.

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