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QPages 96-97: Q9: HC Verma: Concepts of Physics - Volume 2 Heat Transfer Pages 96-97: Q9 Solution: Standing in the sun is more pleasant on a cold winter day than…

⚠️ Common Exam Traps & Conceptual Pitfalls

Students often conflate the feeling of warmth from direct sunlight with a higher ambient air temperature. In reality, the air temperature remains essentially the same; the body gains extra radiative heat from the sun, raising skin temperature but not the surrounding air. Distinguish between radiative heating of the body and the convective temperature of the air.

Standing in the sun is more pleasant on a cold winter day than standing in shade. Is the temperature of air in the sun considerably higher than that of the air in shade?

Step-by-Step Verified Solution

**Answer:** No, the air temperature in the sun is not considerably higher than in shade. **Step-by-Step Explanation:** Standing in the sun feels warmer because the body directly absorbs solar radiation. The air temperature itself is nearly the same in sun and shade; the difference is the additional radiant heat received from the sun [citation:13].

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