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Physics GK · Q222

Heat and Thermodynamics

Competitive Exams · Physics GK · question 222

Q222

Cloudy nights are warmer compared to clear cloudless nights, because clouds

A.
Prevent cold waves from the sky from descending on Earth
B.
Reflect back the heat given off by Earth
Answer
C.
Produce heat and radiate it towards Earth
D.
Absorb heat from the atmosphere and send it towards Earth

Answer: Option B

Solution

Answer: Option B
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