Category: Heat Transfer

In heat exchangers, degree of approach is defined as the difference between temperatures of________________?

Hamad Heat Transfer 29/05/2020

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A. cold water inlet and outlet
B. hot medium inlet and outlet
C. hot medium outlet and cold water inlet
D. hot medium outlet and cold water outlet
E. none of the above

When heat is transferred form hot body to cold body, in a straight line, without affecting the intervening medium, it is referred as heat transfer by __________________?

Hamad Heat Transfer 13/05/2020

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A. conduction
B. convection
C. radiation
D. conduction and convection
E. convection and radiation