Engineering, 25.11.2019 22:31 dontcareanyonemo
Aconvergent-divergent nozzle is designed to expand air from a chamber in which the pressure is 700 kpa and the temperature is 35°c to give mach 1.6. the mass flow rate through the nozzle under design conditions is 0.012 kg/s. find
a. the throat and exit areas of the nozzle
b. the design back-pressure and the temperature of the air leaving the nozzle with this back-pressure nozzle
c. the lowest back-pressure for which there will be no supersonic flow in the
d. the back-pressure below which there are no shock waves in the nozzle
Answers: 2
Engineering, 03.07.2019 15:10
Ahouse has the following electrical appliance usage (1) single 40w lamp used for 4 hours per day (2) single 60w fan used for 12 hours per day (3) single 200w refrigerator that runs 24 hours per day with compressor run 12 hours and off 12 hours find the solar power inverter size in watt with correction factor of 1.25.
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Engineering, 04.07.2019 18:10
Fluids at rest possess no flow energy. a)- true b)- false
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Machinery that is a key part of the process and without which the plant or process cannot function is classifed as: (clo4) a)-critical machinery b)-essential machinery c)-general purpose machinery d)-none of the specified options.
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Engineering, 04.07.2019 19:10
The sum of the normal stresses does not change as the stress state rotates through an angle. a)-trune b)- false
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Aconvergent-divergent nozzle is designed to expand air from a chamber in which the pressure is 700 k...
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