Asked: U.P.P.C.S. (Pre) 2021medium Level
QUESTION STATEMENT:द्विभाषी / Bilingual
वायुमंडल में प्रकाश के प्रसार का कारण है -
The reason for the diffusion/spreading of light in the atmosphere is -
SELECT CORRECT OPTION:
A
कार्बन डाइऑक्साइड
Carbon dioxide
B
धूल कण
Dust particles
Correct
C
हीलियम
Helium
D
जलवाष्प
Water vapour
Official Solution & Explanation:
Correct Answer: Option B(धूल कण)
वायुमंडल में उपस्थित धूल कण सूर्य के प्रकाश को चारों ओर प्रकीर्णित तथा विसरित करते हैं।
The dispersion and spreading of sunlight throughout the sky is caused by particulate dust suspended in the atmosphere.
Subject: General Science•Topic: Light / Optics•Subtopic: Light / Optics
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