Asked: U.P. P.C.S. (Pre) 1992medium Level
QUESTION STATEMENT:द्विभाषी / Bilingual
अस्त होते समय सूर्य लाल दिखाई देता है -
The Sun appears red while setting due to -
SELECT CORRECT OPTION:
A
परावर्तन के कारण
Reflection
B
प्रकीर्णन के कारण
Scattering
Correct
C
अपवर्तन के कारण
Refraction
D
विवर्तन के कारण
Diffraction
Official Solution & Explanation:
Correct Answer: Option B(प्रकीर्णन के कारण)
शाम के समय क्षितिज पर सूर्य का लाल रंग प्रकाश के प्रकीर्णन (Scattering) के कारण दिखाई पड़ता है।
The setting Sun looks red due to the selective atmospheric scattering of shorter blue wavelengths.
Subject: General Science•Topic: Light / Optics•Subtopic: Light / Optics
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