Question
Asked Jan 17, 2020
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The opposite faces of a cubical block of iron of cross section 4cm2 are kept in contact with steam and melting ice. Calculate the quantity of ice melted at the end of 10min. Given k for iron=0.2cal/s cm C degree.

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Expert Answer

Step 1

The heat transfer equation is given by

Physics homework question answer, step 1, image 1
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Step 2

The heat flows for 10min, i.e. heat absorbed by ice .

Physics homework question answer, step 2, image 1
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Step 3

This heat flow is equal to the latent heat of fusion times the mass of melted ice.Physics homework question answer, step 3, image 1

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Physics homework question answer, step 3, image 2
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Thermodynamics

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