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1 a convergent nozzle with an exit diameter of 1 in has an air inlet flow of 68 f 147 lbfin2 stagnation conditions the
a pump can deliver liquid water at an exit pressure of 400 kpa using 05 kw of power assume that the inlet is water at
1 in all the problems in the text the efficiency of a pump or compressor has been given as a constant in reality it is
for an experiment in the laboratory the air flow rate should be measured the range should be 005 to 010 kgs and the
an afterburner in a jet engine adds fuel that is burned after the turbine but before the exit nozzle that accelerates
in this assignment you will be required to make use of an excel spread sheet to provide an excel based program that
1 use direct stiffness method and solve in terms of p and ka find the global stiffness matrix kb apply a point load p
the gas-turbine cycle in problem 1028 has qh 960 kjkg air added by combustion assume the fuel is methane gas and qh is
a gasoline engine uses liquid octane and air both supplied at p0 t0 in a stoichiometric ratio the products complete
determine the higher heating value of the sample wyoming coal as specified in problem 13148problem 13148many coals from
1 natural gas methane is burned with stoichiometric air with reactants supplied at the reference conditions p0 t0 in a
1 blast furnace gas in a steel mill is available at 500 f to be burned for the generation of steam the composition of
ethene c2h4 and propane c3h8 in a 11 mole ratio as gases are burned with 120 theoretical air in a gas turbine fuel is
pentane is burned with 120 theoretical air in a constant-pressure process at 147 lbfin2 the products are cooled to
write a program to study the effect of the percentage of theoretical air on the adiabatic flame temperature for a
under certain idealized conditions the electric field outside a spherical artificial satellite has the potential
1 a compressor receives air at 290 k 95 kpa and shaft work of 55 kw from a gasoline engine it should deliver a mass
1 a flow of 2 kgs hot exhaust air at 150c 125 kpa supplies heat to a heat engine in a setup similar to that of the
1 steam enters a turbine at 3 mpa 450c expands in a reversible adiabatic process and exhausts at 50 kpa changes in
a supply of 5 kgs ammonia at 500 kpa 20c is needed two sources are available one is saturated liquid at 20c and the
calculate the specific entropy generated in the filling process given in example 410example 410steam at a pressure of
1 a 1-l can of r-134a is at room temperature 20c with a quality of 50 a leak in the top valve allows vapor to escape
a 10-m-tall 01-m-diameter pipe is filled with liquid water at 20c it is open at the top to the atmosphere 100 kpa and a
air from a line at 12 mpa 15c flows into a 500-l rigid tank that initially contained air at ambient conditions 100 kpa