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Find out the heat current and temperatur...


Find out the heat current and temperature at any distance x.

Text Solution

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`R=(10)/(2xx0.5)=10=(l)/(KA)`
`i=(100)/(10)=10=(kA Delta T)/(l)`
and temperature at any distance x.

`q=(kA(100-T))/(x)=(KA Delta T)/(l)`
`rArr (100-T)/(x)=((100-0))/(l)`
`T=(100(l-x))/(l)`
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MOTION-HEAT - 1-EXERCISE -4 (Level - II) Previous Year | JEE Advanced
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  10. A metal rod AB of length 10x has its one end A in ice at 0^@C, and the...

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  11. A piece of ice (heat capacity =2100 J kg^(-1) .^(@)C^(-1) and latent h...

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  13. Three very large plates of same area are kept parallel and close to ea...

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  14. Two rectangular blocks, having identical dimensions, an be arranged ei...

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  15. The figure below shows the variation of specific heat capacity (C) of ...

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  16. Parallel rays of light of intensity I=912 WM^-2 are incident on a sphe...

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  17. Two spherical stars A and B emit blackbody radiation. The radius of A ...

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  18. A water cooler of storages capacity 120 liters can cool water at a con...

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  19. A metal is heated in a furnace where a sensor is kept above the metal ...

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  20. A human body has a surface area of approximately 1 m^2. The normal bod...

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