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A steam turbine has an inlet temperature of 500°C and pressure of 500kPa. At its exit the temperature is 40°C and its quality is 90%. What is the maximum power output of this turbine if its flow rate is 8 kg/s and it has an efficiency of 90%?
h2o at 1000of 140 psi enters a turbine and expands to 5 psi. the mass flow rate is 4 lbms and the power developed is
Find expression for the isothermal compressibility and coefficient of thermal expansion for a fluid that is described by the van der waals equation of state. Expression should be in term of measurable properties.
Steam enters a diffuser at and with a velocity of and exits as saturated vapor at 240 F and 100 ft/s. The exit area of the diffuser is 1 ft2. Determine the mass flow rate of steam and the rate of entropy generation.
in water at a depth of 7 m the absolute pressure is read to be 164 kpa. determine a the local atmospheric pressure and
a frictionless piston-cylinder apparatus contains saturated h2o at 212 degf where 80 of the volume is occupied by vapor
the acceleration of a package sliding at point a is . assuming that the coefficient of kinetic friction is the same for
a 316 in. thick acrylic testing box with dimensions of 10.0 in. x 10.0 in is covered with an unknown 0.50 in.
a closed cylindrical storage tank contains gas under pressure p and has an inner diameter of 24 in. and a wall
al 6061-t6 bar. properties youngs modulus e 68300mpa yield strength sigmay 276 mpa ultimate strength sigmau 310mpa
An electric hoist consumes 5 kW of power at a constant rate to lift a 500-kg mass. Assuming that the hoist is 80% efficient, determine the maximum speed reached by the mass.
a plastic ring or hula-hoop is thrown to the right with a velocity of 8ms and it moves in such a way that it produces a
A box of clear plastic wrap for household use is polyethylene, C2H4, with density = 0.910 Mg/m3. A box of this product contains 87 ft2 of material (in a roll 304 mm wide by 26.5 m long). If the wrap is 0.2 mil (5.08 micrometers) thick, calculate the ..
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