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Unit of thermal conductivity in M K S units is

This question belongs to Mechanical Engineering Heat And Mass Transfer
Heat and Mass Transfer
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Unit of thermal conductivity in M.K.S. units is

Answer & Solution
Correct Answer: Option B
Thermal Conductivity is the quantity of heat that passes in unit time through unit area of a substance whose thickness is unity, when its opposite faces differ in temperature by one degree.
Unit of thermal conductivity in M.K.S. units is K cal m/hr m2 °C.
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