The head loss in turbulent flow in a pipe varies
(A) Directly as the velocity
(B) Inversely as the square of the velocity
(C) Approximately as the square of the velocity
(D) Inversely as the square of the diameter
(A) Directly as the velocity
(B) Inversely as the square of the velocity
(C) Approximately as the square of the velocity
(D) Inversely as the square of the diameter