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Answer : 4. "Sun appears red at sunset. "
Which of the following statements is not caused due to atmospheric refraction?
5Q:
Which of the following statements is not caused due to atmospheric refraction?
- 1Sun becomes visible two minutes before actual sunrise .false
- 2Twinkling of stars at night .false
- 3Sun appears higher than its original position.false
- 4Sun appears red at sunset.true
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Answer : 4. "Sun appears red at sunset. "
Explanation :
Sun appearing higher than it actually is, is not caused due to atmospheric refraction of light. The sun appears higher or lower in the sky due to the changing position of the Earth relative to the Sun.