Calculate the exit velocity of the nozzle

Assignment Help Mechanical Engineering

Reference no: EM13702384

Air at 1000K and 400 kPa enters the insulated nozzle of a turbo-jet engine. Because the plane is flying at an altitude, the exit pressure is only 80 kPa. Calculate the exit velocity of the nozzle if its isentropic efficiency is 93%. Report answer in m/s.

Reference no: EM13702384

Questions Cloud

Steam power plant operates on the ideal reheat rankine cycle : A steam power plant operates on the ideal reheat Rankine cycle. Steam enters the high pressure turbine at 6 MPa and 4000C and leaves at 2 MPa. Steam is then reheated at constant pressure to 4000C before it expands to 20 kPa in the low pressure turbin..

Large disparity among the two heat transfer coefficients : Provide 2 separate reasons based on thermo physical properties from the appendices in the back, that together help explain this large disparity among the 2 heat transfer coefficients:

Contained in a piston–cylinder assembly : Water, initially a saturated liquid at 100 C, is contained in a piston–cylinder assembly. The water undergoes a process to the corresponding saturated vapor state, during which the piston moves freely in the cylinder. If the change of state is brough..

Calculate uncertainty in resistance of resultant circuits : Two resistors, R 1 = 100.0 ± 0.2 ? and R2 = 50.0 ± 0.1 ?, are connected (a) in series and (b) in parallel. Calculate the uncertainty in the resistance of the resultant circuits. What is the maximum possible error in each case?

Calculate the exit velocity of the nozzle : Air at 1000K and 400 kPa enters the insulated nozzle of a turbo-jet engine. Because the plane is flying at an altitude, the exit pressure is only 80 kPa. Calculate the exit velocity of the nozzle if its isentropic efficiency is 93%. Report answer in ..

The bolt pattern shown has combined direct shear and torsion : The bolt pattern shown has combined direct shear and torsion. Assuming the load on the bolts cause by the force P is not negligible, which bolt (A, B, or C) takes the most shear force?

Calculate the power produced for the same inlet conditions : An engine, having 90% efficiency, produces 25 MW power. Calculate the power produced for the same inlet conditions and exit pressure if efficiency of engine is increased to 98% by redesigning it.

Calculate coefficient of performance of this refrigerator : It is claimed that a refrigerator requiring 400 W of power (W) receives heat from cold storage (low temperature source, TL) at 200 K and rejects heat at the rate of 600 W (QH) to an environment at 600 K (high temperature reservoir, TH). Calculate the..

Power requirement for same inlet conditions-exit pressure : A compressor, having 80% efficiency, requires 25 MW power to pressurize air. Calculate the power requirement for the same inlet conditions and exit pressure if the compressor is made isentropic by redesigning it

User Account

All Pages