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What is the efficiency of a Carnot cycle running between the lowest and highest temperature of the cycle above?
Calculate the cooling water flow rate in the vessel C that will condense the vapor. The following data are given: The temperature of the milk in the inlet of H is 40°C.
After concentration, the stream water becomes water condensate. Assume that the heat capacity of juice is 4 kJ/kg°C, calculate how much steam is required to achieve this operation.
Heat transfer occurs until the volume on the inside of the cylinder is 0.00438 m3. What is the work and heat transfer for this process? Show the process on at T-v diagram.
A 3.0 L sample of gas at 25 (deg. C), 1.0 atm and is cooled to 0 ( deg. C) to condense the acetone. Determine the mass and molar fractions of the gas stream.
It is assumed that the wire surface temperature is constant at 400 K and is not affected by the insulation. Find the heat loss per unit length of the wire with the insulation present.
The convective heat transfer coefficient of the outside of the insulation is 9 W/m^2K? Also, calculate the resulting heat loss rate from the tank.
Calculate COP value of the reversible refrigeration system and determine the new size of the compressor, in W, that will be suitable for the reversible refrigeration system of this water cooler.
Calculate the heat transfer for the overall process through a systematic application of the energy balance principle on a clearly defied control volume(s). Clearly define all symbols used in solving
The roller radius is 250 mm and the output thickness is 22 mm at a roll speed of 50 RPM. For the steel material K=275 MPa and n=0.15. Calculate the required roll motor horsepower.
Treating the gun and the stuntman B as particles, find the velocity of the gun as it leaves A's hand so that B will catch it after falling 30 ft.
The inital parameters of the air in the cylinder were 10 L, 200kpa, and 27 degrees celsius. The heater has the power of 600 W and it operated for 5 min. Determine the energy destroyed during this pr
Estimate the maximum length of an internal crack (in mm) that can be accommodated without fracturing the plate, if it is loaded in tension to 35% of the yield strength.
Determine the maximum sustainable torque that the tubular shaft can handle. Determine the maximum sustainable power that the solid circular shaft can handle without failing
Heat is then released from the system until the piston drops to a height of 0.07 m. How much heat is removed in this process? Answer in kJ and do not use a negative sign in your answer.
To determine the specific volume (v) and specific internal energy (u) for some solids and liquids, is it more important that we know pressure (p) or temperature (T)?
Based of Thermodynamic considerations, does this system work? What kind of equipment is used in this device? What is the thermodynamic limit to the product steam to water ratio?
The rest exits through a diameter of 5 ft with a pressure of 10 psia and a quality of 90%. Determine the velocity at each exit duct, in ft/s.
Calculate (a) The work done in going from state 1 to 2: (b) The work done in going from state 2 to 3: (c) The net work done around the cycle.
Find: (a) The volumetric flow rate at inlet 1, in m3/s, (b) The mass rate of flow at the exit 3, in kg/s, (c) The mass rate of flow at inlet 2, in kg/s and (d) The velocity in the pipe at inlet 2, i
The inlet of the bend is 50 cm above the exit. Neglecting any frictional and gravitational effects, determine the net resultant force exerted on the reducer by the water.
Assuming the ideal gas model for the CO2, determine the final pressure, in psia, and the work and heat transfer, each in Btu/lbm.
The pin is released, which allows the piston to move. Determine the final state of the water, assuming the process to be adiabatic.