Engine oil at 20°C flows in a 15-cm-diameter pipe at a rate of 800 L/min. The friction factor for this flow is (a) 0.746 (b) 0.533 (c) 0.115 (d) 0.0826 (e) 0.0553

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Q: Q. 131. Un what factors the friction factor depends for turbulent flow in rough pipes ?

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Q: w in

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