HSC Science (General) 11thMaharashtra State Board
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He Ratio of Rates of Fall of Temperature During the Two Intervals - HSC Science (General) 11th - Physics

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Question

A metal ball cools from 64 °C to 50 °C in 10 minutes and to 42 °C in next 10 minutes. The ratio of rates of fall of temperature during the two intervals is _______.

(A) `4/7`

(B) `7/4`

(C) 2

(D) 2.5

Solution

(b)`7/4`

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Solution He Ratio of Rates of Fall of Temperature During the Two Intervals Concept: Temperature and Heat.
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