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Two kg of air is contained in a piston-cylinder assembly. The initial volume is 0.01m^3 and pressure is 10 bar. the air is expanded to a final pressure of 10 bar and volume 0.02m^3. Fifty five kJ of heat is transferred to the air during this process. Determine the change in specific internal energy of the air. The pressure is constant during the process.
Determine the natural frequencies of the system-For the baseline system and find a design that changes the ?rst two natural frequencies more than any of the previous slight modi?cations.
1how do the rockwell and brinell tests actually measure hardness ? give any appropriate sketches and formula. are there
for a crystal with a cubic structure sketch its unit cells showing the following crystallographic directionsa 011 b 212
You are invited as an engineer to perform a study for a newly built community to cover their power need of 30 MW.
The plate fin heat exchanger uses gaskets to separate oil and water paths. Since this unit is used in trucks, vibration should also be considered. Run a FMEA analysis and suggest the possible solution to avoid future failure.
conditionsw10000 lbs 100 ft2clmax 1.5aircraft certified aerobatic category -3 6 g1. find stall speed keas at 1 g 0
a flue gas is which the mole fraction of h2s is 0.002 enters a scrubber operating at steady state at 200 deg f 1 atm
a particle travels around a circular path having a radius of 50 m. if it is initially traveling with a speed of 10 m s
a power plant generates 150 mw of electrical power. it uses a supply of 1000 mw from a geothermal source and rejects
a 300000 lbmhr steam flow enters a turbine of a power plant at 1000 f and 1000 psia. while passing through the turbine
A heat pump uses refrigerant-134a as the working fluid in an ideal vapour-compression refrigeration cycle between 0.14 and 0.8 MPa. The refrigerant leaves the compressor at a temperature of 40° C. Determine the pressure, temperature and enthalpy a..
a planet operation has fixed costs of 2000000 per year and its output capacity is 100000 electrical appliances per
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