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The two tanks are allowed to reach equilibrium, and the final pressure is measured to be 400 psia and temperature is 60oF. What is the volume of the second tank?
Calculate h at the trailing edge (a) if the fluid is water; (b) if the fluid is glycerin (h = 34G W/m2K). (c) Compare the drag forces in the two cases. [There is 23.4 times as much drag in the glyce
Find (a) the approximate location of the laminar turbulent transition; (b) the overall h- for a 2 m chord; (c) h at the trailing edge for a 2 m chord.
The flow stays laminar until a noisy air compressor is turned on in the laboratory. Then it suddenly goes turbulent. Calculate the ratio of the turbulent h to the laminar h.
It radiates to a night sky whose temperature is -18 degree F, while a 50 degree F breeze blows over it at 1.5 ft/s. Will the water freeze or warm up?
What is the heat transfer rate per unit length if a 10 mm thich layer of calcium silicate insulation (k= 0.05 w/m*k) is applied to the outer surfac of the tube?
For these conditions, what is the force (in units of lbf and N) transmitted to the structure holding the diffuser? Provide both direction and magnitude of the force, and use a picture to help presen
Find the kinetic energy in Btu. If this bullet was fired into 1 lbm of water at room temperature and all of the kinetic energy was converted into increasing the temperature of the water.
The steam exits at a temperature of T2=20 degrees. Find the exit pressure (kPa) and the power produced by the turbine (MW).
If the work output of the engine 1 is twice more than that of engine 2, determine a. the intermediate temperature b. the heat rejected to the cold sink c. the efficiency of each heat engine.
A heat-engine of 32% thermal efficiency is used to drive a refrigerator having coefficient of performance of 5. Determine the heat input into the engine for each MJ removed from the refrigerated spa
Determine a) the modulus of elasticity, b) the engineering stress, c) true stress, d) engineering strain, and e) true strain.
If the local atmospheric pressure is 99.5 kPa, what is the absolute intake manifold pressure in kPa. Show all your steps clearly.
At what rate must the chiller dump energy to the environment in BTU/hr to satisfy the first law of thermodynamics for that device?
A machinable grade of aluminum is to be milled on an NC machine with a 20 mm diameter four tooth end miling cutter, Cutting speed = 120 m/min and feed = 0.008 mm/tooth.
Estimate the flaw size responsible for the failure of a turbine rotor made from high strength steel having a yield strength of 1660 MPa and a fracture toughness of 210 MPm.
Find a unique four-bar mechanism. Sketch the mechanism and provide a short description about the function and purpose of your four-bar mechanism.
Then in another 4s it moves from Sb to Sc +2.5 m. Determine the particle's average velocity amd average speed during the 6-s time interval.
A steam pipe of 120 mm outside diameter and is covered with a 20 mm thick layer of calcium silicate insulation (k = 0.089W/m * K ). Determine the heat rate per unit length from the pipe (W/M) and th
At time t=0, the velocity of the particle = 4m/s, and the time t=30s the velocity = 26m/s and displacement at time t = Dt metres. Derive expressions for both velocity and displacement as a function
Find the net amount of new disorder created and the irreversibility of the process. What might account for the calculated irreversibility and how could it be reduced?
The inlet temperature is 1000 K and the exhaust pressure is 100 kPa. Find the required inlet pressure and the exhaust temperature. Assume air is an ideal constant-Cv0 gas.
10 kg of gaseous oxygen is compressed in a piston-cylinder device from an initial state of .8 m^3/kg, to a final state of .1 m^3/kg, 287 deg C.
Find the rate of heat transfer from the ball bearings and the rate of production of new disorder in this quenching process.
The other of which is at .6 MPa, 600 deg C, mix adiabatically in a steady-flow process to produce a single outflow at .6 MPa, 400 deg C. Find the rate of generation of new disorder per unit outflow