Surface of the lake is at $2°C$ . Find the temperature of the bottom of the lake..... $^oC$
Surface of the lake is at $2°C$ . Find the temperature of the bottom of the lake..... $^oC$
- A
$2$
- B
$3$
- C
$4$
- D
$1$
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- [JEE MAIN 2021]
The length of the two rods made up of the same metal and having the same area of cross-section are $0.6 m$ and $0.8 m$ respectively. The temperature between the ends of first rod is ${90^o}C$ and ${60^o}C$ and that for the other rod is $150^oC$ and ${110^o}C$. For which rod the rate of conduction will be greater
The length of the two rods made up of the same metal and having the same area of cross-section are $0.6 m$ and $0.8 m$ respectively. The temperature between the ends of first rod is ${90^o}C$ and ${60^o}C$ and that for the other rod is $150^oC$ and ${110^o}C$. For which rod the rate of conduction will be greater