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Two Identical Objects Are Placed in a Room with a Temperature

Question 73

Multiple Choice

Two identical objects are placed in a room with a temperature of 20°C. Object A has a temperature of 50°C, while object B has a temperature of 90°C. What is the ratio of the net power emitted by object B to that emitted by object A?


A) 1.7
B) 2.8
C) 81
D) 17
E) 21

Correct Answer:

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