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1 a jet flies at an altitude of 12 km where the air is at -40c 45 kpa with a velocity of 1000 kmh find the mach number
1 use the catt3 software to solve the previous problem2 if the sound of thunder is heard 5 s after the lightning is
1 air is expanded in a nozzle from 700 kpa 200c to 150 kpa in a nozzle having an efficiency of 90 the mass flow rate is
the coefficient of discharge of a sharp-edged orifice is determined at one set of conditions by the use of an
1 find the speed of sound in air at 15 lbfin2 at the two temperatures of 32 f and 90 f find the answer for carbon
a water turbine using nozzles is located at the bottom of hoover dam 575 ft below the surface of lake mead the water
1 a meteorite melts and burns up at a temperature of 5500 r if it hits air at 075 lbf in2 90 r what velocity should it
at what mach number will the normal shock occur in the nozzle of problem 1553 if the back pressure is 14 mpa trial and
1 steam flowing at 50 fts 200 psia 600 f expands to 150 psia in a converging nozzle find the exit velocity and area
a jet plane travels through the air with a speed of 600 mih at an altitude of 20 000 ft where the pressure is 575
1 an air flow at 90 psia 1100 r m 03 flows into a convergent-divergent nozzle with m 1 at the throat assume a
a 50-ft3 uninsulated tank contains air at 150 lbf in2 1000 r the tank is now discharged through a small convergent
repeat problem 1594e assuming a diffuser efficiency of 80problem 1594ea jet plane travels through the air with a speed
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
power systems analysis assignmentq1 for the following radial system assuming that the complex power consumed by the
the input to a subtransmission system is 87600000 kwh annually on the peak-load day of the year the peak is 25000 kw
use the data given in example 26 and also consider the following added new load suppose that several buildings that
assume that the total kilovoltampere rating of all dts connected to a feeder is 3000 kva determine the followinga if
assume that a load of 100 kw is connected at the riverside substation of the nlampnp company the 15-min weekly maximum
construct a system of multiples reproducing the potential of a uniformly charged square plate of total charge q and
a point charge 2q is placed at the center of a ring charge -q of radius aa determine q for r gt a up to but not