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Water is pumped from a lake at ambient pressure and temperature to an elevation of 15 m through a pipe of 2-cm diameter galvanized iron at a flow rate of 0.00366 m3 /s. Assume the discharge is to open atmosphere. The pipe is 70 m long and has 2- 90o threaded bend and one 45o regular elbow, and a gate valve that is half closed.
a. Draw the piping system
b. Find the total friction losses
c. Find the total minor losses
d. Can the minor losses be neglected?
e. Calculate the pump power
using the general form of the reynolds transport theorem derive the equation of conservation of linear momentum for a
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A multiple disc has radial width of the friction material 1/5th of the maximum radius. The coefficient of friction is 0.25. Find the total number of discs required to transmit 60 kW at 3000 r.p.m. The maximum diameter of the clutch is 250 mm and the ..
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