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Water at 15°C is to be discharged from a reservoir at a rate of 18 L/s using two horizontal cast iron pipes connected in series and a pump between them. The first pipe is 20 m long and has a 6-cm diameter, while the second pipe is 35 m long and has a 4-cm diameter. The water level in the reservoir is 30 m above the centerline of the pipe. The pipe entrance is sharp-edged, and losses associated with the connection of the pump are negligible. Determine the required pumping head and the minimum pumping power to maintain the indicated flow rate.
a steam turbine operating at steady state has water entering at 3mpa 500 degrees c and velocity of 10ms the water exits
one part of the tank contain 2.5 kg of compressed liquid water at 60 C and 600 kPa while the other part is evacuated. the partition is now removed, and the water expands to fill the entire tank. Determine the final temperature of the water and the..
a hypothetical a-b alloy of composition 59 wt b-41 wt a at some temperature is found to consist of mass fractions of
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pure iron goes through a polymorphic change from bcc to fcc upon heating through 912degc. calculate the volume change
Determine (a) the horizontal line along which the shearing stress is a maximum, (b) the constant k in the following expression for the maximum shearing stress.
given the following data find the straight-line equation using the least square method.find the standard error.x 1 2 3
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