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The GE J-79 turbo jet produces a thrust of 10,000lbs at sea level. The inlet diameter is 3.19 ft. If an airplane equipped with the J79 is flying at standard sea level with a velocity of 1,000 ft/sec, estimate the jet velocity relative to the airplane.
Three kg of nitrogen is compressed from 110 kPa, 27 C to 1100 kPa in a polytropic process with n=1.3 in a closed system. Assuming ideal gas behavior and using nitrogen table,
a pure jet engine propels an aircraft at 250 ms through air at 45 kpa and -13 degc. the inlet diameter of this engine
if p 400 and the coefficient of kinetic friction between the 50- crate and the inclined plane is 0.25 determine the
A triangular field with vertices OPQ has sides OP equal 402 m, PQ equal 388 m, and QO equal 254 m . find perpendicular distance from the vertex P to the opposite side.
air at 35c 1 atm and 50 relative humidity enters a dehumidifier operating at steady state. saturated moist air and
voyager 1 is on an escape trajectory from the solar system with the orbital element a - 480926000 km e 3.724716a what
water enters a smooth-thin-walled tube of 1 inch in internal diameter at 50f and leaves at 150f. heat is supplied to
The board is used to hold the end of a four-way lug wrench in position. A torque of 40 N.m about the x-axis is required to tighten the nut. You decided to step at the end of the wrench in order to turn it. Assume that the force provided by your foot ..
an engine operates on an air-standard otto cycle. the pressure and temperature at the beginning of the compression
A 8 m rectangular gate shown below weighing 200 N is held in place by a horizontal flexible cable as shown in the figure below. Water acts against the gate which is hinged (frictionless hinge) at point A. determine the tension in the cable.
A heater is used to raise the temperature of a Thermodynamics classroom by 5.0 o C. Express this temperature rise in units of Kelvin? A heater is used to raise the temperature of a Thermodynamics classroom by 5.0 oC. Express this temperature rise in ..
the density of atmospheric air is about 1.15 kgm3which we assume is constant. how large an absolute pressure will
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