Q. For a given Reynold number as d/D for an orifice increases, Cd will (where, d & D are orifice & pipe diameters respectively).

(A) Increase
(B) Decrease
(C) Remain constant
(D) Either A or B; depends on other factors

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✅ Correct Answer: (A) Increase

Published by Ram Sharma ⭐ 193.88K Points at 10-May-2023 10:06 pm in Fluid Mechanics

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