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Heat Transfer Refrigeration and Air Conditioning

Q1:

Which of the following would lead to a reduction in thermal resistance?

A In conduction, reduction in the thickness of the material and an increase in thermal conductivity.

B In convection, stirring of the fluid and cleaning the heating surface.

C In radiation, increasing the temperature and reducing the emissivity.

D all of the above

ANS:D - all of the above

Explanation: No answer description is available. 



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