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1. Calculate the internal water pressure that will burst a 16-in.- diameter cast-iron water pipe if the wall thickness is 5 8 in. Use an ultimate tensile strength of 60,000 psi for the pipe.
2. Calculate the wall thickness required for a 1.25-m-diameter cylindrical steel tank containing gas at an internal gage pressure of 3.5 MPa. The allowable tensile stress for the steel is 103 MPa.
Water at 20°C is to be siphoned through a tube 1 m long and 2 mm in diameter, as in Fig. P6.14Is there any height H for which the flow might not be laminar? What is the flow rate if H =50 cm? Neglect the tube curvature.
Apply a modern computational fluid dynamics (CFD) (ANSYS CFX) approach for solving airflow over two- and three-dimensional Ahmed car model in order to explore the flow behaviour and to understand the underlying flow physics related to the flow pro..
a 1.5 hp motor is operarating in a room with air t of 20 c. the motor has an efficency of 78. the motor gives off heat
Express the self-inductances for the single-stack, variable-reluctance stepper motor shown in Fig. 9.5-1 with the constant angular displacement in terms of step length.
Perform a full exergy accounting, in kJ, of the electricity supplied to the water heater. Model the water as incompressible with a specific heat c 5 4.18 kJ/kg ? K. Let T0 5 23°C.
an axial flow compressor stage has blade rootmean and tip velocities of 150200 and 250 ms. the stage is to be designed
the total electrical generating capacity of the united states was about 1039137 mw in december 2011. assuming there
If the 5-kg block is suspended from the pulley B and the sag of the cord is d = 0.15 m, determine the force in cord ABC. Neglect the size of the pulley
steam at 500 lbfin2 500 f enters a well insulated valve operating at steady state with a mass flow rate of .11 lbs
Determine the average bearing stress b between the hexagonal nut on the eye bolt and the plate.
for a brittle material that has a crack of length 0.04mm and flexural strength and elastic modulus values of 88.1 mpa
Determine the orientation of the neutral axis and calculate the maximum tensile stress σmax if b = 80 mm, h = 140 mm, L= 1.75 m, α = 22.5°, and q = 7.5 kN/m. P
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