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Hot combustion gases enter the nozzle of a turbojet engine at 260 kPa, 747°C, and 80 m/s, and they exit at a pressure of 85 kPa. Assuming an isentropic efficiency of 92 percent and treating the combustion gases as air, determine
(a) The exit velocity and
(b) The exit temperature.
assume that the charge cooler incoming cooling water is at 45 oc and its effectiveness is 80 and the air pressure loss
Consider a 1.25 cm diameter carbon steel (1% C, k = 40 W/m-K) sphere to be cooled from 500oC to 100oC by a cooling air flow at 25oC with convection coefficient of 110 W/m2-K.
the bar rotates in the horizontal plane about a smooth pin at the origin. the 2 kg sleeve a slides on the smooth bar
1 a gas turbine power plant produces a net power output of 100 mw with an overall thermal efficency of 35a if the
Write a MATLAB program that takes an input of the stress state in 3D. The program should Create the stress tensor. Calculate the principal normal and shear stresses by solving the eigen value problem.
the following data apply to the auxiliary power unit apu on the boeing 777 single-shaft unit driving separate load
Which of the following variables does not determine the microstructure of an alloy?
consider a well-insulated horizontal rigid cylinder that is divided into two compartments by a piston that is free to
a velocity profile for fully developed laminar flow in a circular tube as uumax 1-rr2. obtain an expression for shear
a hydrogen gas in a pistoncylinder assembly at 280k 100 kpa with a volume of 0.1 m3 is now compressed to a volume of
air is compressed in a steady-flow compressor via a polytropic process from 15 psia and 60ordmf state 1 to 75 psia and
Design a mask set and process flow that would produce a 50000 Ohm resistor patterned onto the surface of an initially n type silicon wafer (0.18 ohm-cm, Phosphorous doped). Include metallization pads in your mask design. Use a two step predisposition..
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