ART. 4-6 EQUILIBRIUM, NONCONCURRENT, COPLANAR FORCE SYSTEMS 4-57. The weights of the members of the pin-con- nected frame of Fig. P4-57 may be neglected. Deter- mine the force exerted by the chain on member BD. 2" Chain SA B 4" 250/in 1.5" 15" P4-57 165

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Pressurized pipe flow

A 15-kilometer-long pipe with a pipe diameter of one meter transports water at a speed of one meter per second. The pipe has a friction coefficient of 0.005. Calculate the frictional head loss?