A metal rod cools at the rate of 4^{\circ} {\C} \/ {\min} whon its temperature is 90^{\circ} {\C} and the rate of 1^{\circ} {\C} \/ {\min} when its temperature is 30^{\circ} {\C}. The temperature of the surrounding is

MHTCET 14 May 2023 Shift 2 Solved Paper

Section: Physics

Question : 107 of 150

Marks: +1, -0

A metal rod cools at the rate of 4∘C∕min whon its temperature is 90∘C and the rate of 1∘C∕min when its temperature is 30∘C. The temperature of the surrounding is

20∘C
15∘C
10∘C
5∘C

Validate

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