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At High Noon,the Sun Delivers 900 W to Each Square

Question 3

Multiple Choice

At high noon,the Sun delivers 900 W to each square meter of a blacktop road.What is the equilibrium temperature of the asphalt,assuming its emissivity e = 1? (σ = 5.67 × 10−8 W/m2×K4) .


A) 75°C
B) 82°C
C) 91°C
D) 99°C

Correct Answer:

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