A plane wall of length L units and Cross-section area A units was initially maintained at a temperature of T units. It is subjected to an ambient temperature of T units at one surface. If the heat transfer coefficient at the surface of the wall is assumed to be h units, then what is the temperature gradient developed at the surface?a)(T -T) ( frac{h}{k} )

A plane wall of length L units and Cross-section area A units was init

1.	A plane wall of length L units and Cross-section area A units was initially maintained at a temperature of T units. It is subjected to an ambient temperature of T units at one surface. If the heat transfer coefficient at the surface of the wall is assumed to be h units, then what is the temperature gradient developed at the surface? a)(T-T) ( frac{h}{k} )
A.	(T<sub> </sub>-T) ( frac{1}{L} )
B.	T<sub> </sub>-T
C.	T-T<sub> </sub>
Answer» B. T<sub> </sub>-T

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