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Heat Transfer Refrigeration and Air Conditioning - Engineering

Q1:

Which of the following statement is wrong?

A The heat transfer in liquid and gases takes place according to convection.

B The amount of heat flow through a body is dependent upon the material of the body.

C The thermal conductivity of solid metals increases with rise in temperature.

D Logarithmic mean temperature difference is not equal to the arithmetic mean temperature difference.

ANS:C - The thermal conductivity of solid metals increases with rise in temperature.

Explanation: No answer description is available.