Determine the isentropic efficiency if heat is transferred
The combustion gases (modeled as air) enter a turbine at 6atm, 1000K and exits at 1atm, 500K. Determine the isentropic efficiency if heat is transferred away from the surface at a rate of 10 kJ/kg at an average surface temperature of 350K.
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A 2500-kg truck moving at 10 m/s strikes a car waiting at a traffic light, hooking bumpers. The two continue to move together at 7 m/s. What was the mass of the truck car? Show Work!
A 75 kg swimmer dives horizontally off a 500 kg raft. If the diver's speed immediately after leaving the raft is 4 m/s, what is the corresponding raft speed? Show Work!
In heavy duty diesel engine dynamometer testing, the air-to-air intercooler is replaced with a liquid-to-air heat exchanger. In the laboratory heat exchanger, air enters one side of the exchanger at a rate of 1000 L/s, 400K, 2.5atm and exits at 32
One kilogram of water contained in a sealed piston-cylinder assembly, initially at 160°C and 200 kPa. Determine the following for this process the heat transfer (kJ).
Air (an ideal gas) contained in a rigid, insulated tank fitted with a paddle wheel, initially at 27 degrees celcius, 2 bar, and a volume of 2 m^3, is stirred until its temperature is 227 degrees celcius.
A Brayton cycle is the same as the Rankine cycle, but it takes place in the ideal gas region of states. A large stationary Brayton cycle gas-turbine power plant delivers a power output of 100 MW to an electric generator.
Your group manager tells you that she has heard that a sphere of AISI 1020 (HR) steel will produce plastic flow in the region of contact due to its own weight if placed on a flat plate of the same material.
Write the Maxwell's equations in full form (with time varying fields) assuming magnetic monopoles do exist in the universe. And comment on subsequent changes of each equation.
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How have your life and professional experiences prepared you for the WGU B.S. Nursing Prelicensure program?
Analyze the history, structure, and process of health-care-policy and politics in nursing and the health care delivery systems in the United States.
how you would respond to patients who are apprehensive about getting screened for certain diseases.
Professional Nursing Leadership. In this course wrap-up discussion, please reflect on your experience in the course and address the following items:
Do the discussion based on a 44 year old white his pace male patient who came in complaining of dizziness when examining his ear canal impacted ear wax
Describe three barriers that have slowed down the progress of advanced practice nursing and strategies to help overcome these barriers.
Demonstrate an understanding of the discipline of nursing's distinct perspective and where shared perspectives exist with other disciplines listed below.