Determine pressure and internal energy of the refrigerant
Refrigerant-134a at 800 kPa and 25 degree C is throttled to a temperature of -20 degree C. Determine the pressure and the internal energy of the refrigerant at the final state. Draw the process diagram.
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A piston-cylinder device contains 5 kg of R134a at 800 kPa and 60 C. The refrigerant is now cooled at constant pressure until it reaches 20 C. Determine the amount of heat loss that occurs during this process in kJ
The amounts a soft drink machiene is designed to dispense for each drink are normally distributed, with a mean of 12.2 fluid ounces and a standard deviation of 0.3 fluid ounce. A drink is randomly selected.
A heat exchanger is to cool ethylene glycol (cp = 2.56 kJ/kg degree C) flowing at a rate of 3.2 kg/s from 80 degree C to 40 degree C by water that enters at 20 degree C and leaves at 70 degree C.
Determine the volume flow rate and the density of the gas at the inlet and the volume flow rate at the exit using the ideal gas equation the generalized compressibility charts and the error involved. Draw the process diagram.
(a) You throw the same stone with the same initial conditions but instead you do this on a another planet with a mass 4 times the mass of the earth. With what factor will x change?
Sketch the entire process P-V diagram, Obtain an expression for the ratio of the compression-to-expansion work as a function of n and r and Find the value of this ratio for values of n = 1.4 and r = 6.
Indiana Jones is pushing back a 290 kg box of treasure which slides 4.6 m down a 27° incline and kept from accelerating. The effective coefficient of kinetic friction is 0.34 (a) Calculate the force (newtons) exerted by Jones.
Determine the approximate rate of heat loss from the sphere and the rate at which ice melts in the container. Draw the process diagram.
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult