Saturated steam at 1.2 lb /in. 2 is condensed on the outside of 3 / 4

Question:

Saturated steam at 1.2 lb_ƒ/in.² is condensed on the outside of ³/₄-in. horizontal steel tubes. Cooling water enters the tubes at 60°F and leaves at 75°F at a velocity of 6 ft/s. What are the film coefficients and the overall coefficient for the first row of tubes?

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