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Air undergoes a isentropic compression in a piston-cylinder assembly from p1- 1atm, T1 = 70 F TO P2 = 5 atm. assuming air is an ideal gas, with n=1.4, determmine the folllowing.
a) sketch the process on a p-v diagram
b) for the overall process determine the work, in BTU/lbm
c) for the over all process determine the heat transfer, in kj/kg
two vectors a with magnitude 32.0 units directed at an angle of 56.0 deg above the x-axis and b 32.0 units long
the rectangular plate is rorating about its corner axis through o with a constant angular velocity omega 10 rads.
Hollow shaft transmitting power with shear limits. Design a hollow steel shaft to transmit 300 hp at 75 rpm without exceeding a shear tress of 8000 psi. Use 1.2:1 as the ratio of the outside diameter to the inside diameter.
air is compressed in a piston-cylinder device from 90 kpa and 20 degrees c to 400 kpa in a reversible isothermal
Plot the total mass in the tank, in kg, and the amount of heat transfer, in kJ, versus the final quality x ranging from 0.2 to 1.0
there is flow between two plates as shown in the schematic. the bottom plate is stationary. the top plate is moving at
refrigerant 134a enters the capillary tube of a refrigerator as a saturated liquid at 0.8 mpa and is throttled to a
determine the final temperature °R, and the final pressure in lbf/in^2. Rair = 53.33 ft·lbf/lb·°R. Assume ideal gas behavior and solve problem using.
How significant have advances in information and communication technologies since the late 1980's been on how we do business? And how have the major types of businesses that exist changed over this time?
axial flow coolant pump for one lop pressurized nuclear reactor has 75 m head 6m3s flow rate 1440rpm 800 mm diameter
sludge is wet solids that result from the processing in municipal sewage systems. the sludge has to be dried before it
a particle is traveling with a velocity of v 3sqrtte-0.2ti 4e-0.8t2j ms where t is in seconds. determine the magnitude
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