If n denotes the number of heater, tOA denotes the overall temperature – McqOptions

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1.	If n denotes the number of heater, t_OA denotes the overall temperature difference & T_fw denotes the total temperature rise of feedwater. The expression for T_fw is?
A.	(n/(n+1)) x t<sub>OA</sub>
B.	(n/(n-1)) x t<sub>OA</sub>
C.	(n/(n+1)) / t<sub>OA</sub>
D.	(n/(n+1)) t<sub>OA</sub>
Answer» B. (n/(n-1)) x t<sub>OA</sub>

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