Water is entering a storage tank at a temperature T0 and flow rate Q0 – McqOptions

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1.	Water is entering a storage tank at a temperature T0 and flow rate Q0 and leaving at a flow rate Q and temperature T. There are negligible heat losses in the tank. The area of cross-section of the tank is A0. The model that describes the dynamic variation of temperature of water in the tank with time is given as :
A.	Q0(T0 - T) = Ac .
B.	Q0T0 - QT = Ac .
C.	Q(T0 - T) = Ac .
D.	Q(T0 - T) = Ac .
Answer» B. Q0T0 - QT = Ac .

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