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Heat Transfer

Q1:

Unsteady state heat conduction occurs, when

A temperature distribution is independent of time.

B temperature distribution is dependent on time.

C heat flows in one direction only.

D three dimensional heat flow is concerned.

ANS:B - temperature distribution is dependent on time.

Unsteady state (or transient) heat conduction occurs when the temperature distribution within a material varies with time. Therefore, the correct option is: Temperature distribution is dependent on time.



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