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A gas-turbine power plant operating on an ideal Brayton cycle has a pressure ratio of 6. The gas temperature is 350 K at the compressor inlet and 1450 K at the turbine inlet. Utilizing the air standard assumptions, determine (a) the gas temperature at the exits of the compressor and the turbine, (b) the back work ratio, and (c) the thermal efficiency
A single-stage ideal regenerative steam cycle has a boiler pressure and temperature of 5000 kPa and 500 C, and a condensing pressure of 10 kPa. The extraction pressure is 500 kPa. Find (i) the net work, in kJ/kg, (ii) the work ratio, and (iii) the th..
a liquid food product is processed in a continuous flow sterilizer. the liquid enters the sterilizer at a temperature
the following factors need to be tested through a doe. it deals with a product made from these constituents. the
Determine distribution of shear force and bending moment
steam enters a turbine at 12.5 mpa and 500o c. the out let flow is measured as 20 kpa with a vapor quality of 90. if
a rigid chamber contains 100 kg of water at 500 kpa 100 c. a paddle wheel stirs the water at 1000 rpm with a torque of
a shell-and-tube heat exchanger must be designed to heat 2.5 kgs of water from 15 to 85 oc. the heating is to be
2 kg/s of steam enters a SSSF condenser at 10 kPa and 90% quality; and exits as saturated liquid at 10 kPa. Find the rate of heat removed from the condenser. Evaluate the entropy change in the boiler, and determine whether it is irreversible, reversi..
a brinell hardness measurement using a 10-mm diameter indenter and 300 kg load produced an indentation 1.5 mm in
Given the melting point of steel to be approximately 1500C, how much energy is required to melt a cubic inch from room temperature? How much water would this amount of energy raise by 10oC from room temperature?
a can of aerosol deodorant contains one pound of a scented liquid that will vaporize and spray out when the top button
The tungsten filament in a lamp has a diameter of 0.003 in and is 6-in long. When it is maintained at 2900K, what is the amount of energy emitted by the filament if the emissivity of the filament is 0.3? If the surroundings are at 20oC, what is the e..
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