The flow value is given by ______ – McqOptions

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1.	The flow value is given by ______
A.	\(N_φ=cot^2 (45°+\frac{φ}{2})\)
B.	\(N_φ=cos^2 (45°+\frac{φ}{2})\)
C.	\(N_φ=tan^2 (45°+\frac{φ}{2})\)
D.	\(N_φ=sin^2 (45°+\frac{φ}{2})\)
Answer» D. \(N_φ=sin^2 (45°+\frac{φ}{2})\)

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