10-2.Transmission of Heat
easy

તળાવની ઉપરની સપાટીનું તાપમાન $2^{\circ} C$ છે તો તેના તળીયાનું તાપમાન ............ $^{\circ} C$  હોય 

A

$2$

B

$3$

C

$4$

D

$1$

Solution

(c)

The densest layer of water will be at bottom. The density of water is maximum at $4^{\circ}\,C$. So the temperature of bottom of lake will be $4^{\circ}\,C$.

Standard 11
Physics

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