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In an experiment to find the thermal con...

In an experiment to find the thermal conductivity of rubber, a tube of length 10 cm with external radius 0.5 cm and internal radius 0.3 cm is immersed in 0.28 g of water at 30°C contained in a copper calorimeter of mass 0.20 kg and specific heat capacity `385 "JKg"^(-1) "K"^(-1)`. Through the tube, steam is passed for 10 minutes and the final maximum temperature of water and calorimeter is `42^(@) C`. Calculate the thermal conductivity of rubber. Specific heat capacity of water `= 4200 "JKg"^(-1) "K"^(-1)`.

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The correct Answer is:
`0.198 "Wm"^(-1) "K"^(-1)`
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  1. In an experiment to find the thermal conductivity of rubber, a tube of...

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  2. In an experiment to find the thermal conductivity of rubber, a tube of...

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