Gujarati
10-2.Transmission of Heat
easy

A cane is taken out from a refrigerator at $0°C$ . The atmospheric temperature is $25°C$ . If $t_1$ is the time taken to heat from $0°C$ to $5°C$ and $t_2$ is the time taken from $10°C$ to $15°C$, then

A

${t_1} > {t_2}$

B

${t_1} < {t_2}$

C

${t_1} = {t_2}$

D

There is no relation

Solution

(b) According to Newton’s law of cooling.
 

Standard 11
Physics

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