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An ideal Brayton cycle uses air as a working fluid. The air enters the compressor at 101 kpa and 37 C. The pressure ratio of the compressor is 12:1, and the temperature of the air as it leaves the turbine is 497 C. The temperature and the pressure of the surroundings are 37 C and 100 kpa, respectively. Use the air-standard assumptions and determine the following quantities: (a) The work per unit mass required to operate the compressor; (b) The work per unit mass produced by the turbine; (c) The heat transfer per unit mass during the combustion process and during the exhaust process; (d) The irreversibility of the cycle on a unit-mass basis, assuming the temperature of the low- and high-temperature reservoirs ar 37 C and 1300 C, respectively; (e) The thermal efficiency of the cycle.
What is a Newton meter? A unit of energy also called a Joule. When a force of 1 Newton is applied on an object for a distance of 1 meter then 1 Joule of energy is used. It is t
How to add Vectors analytically
Question 1. Discuss the concept of longitudinal and transverse relation. 2. What is k-space? Write a note on k-space trajectories. 3. Name the 3 components of MRI system.
When rays are incident on a boundary among medium, a section of incident waves goes back into the initial medium whereas the remaining is sectionaly absorbed and sectionaly transmi
Sol: The incident angle is 45 because the angle of reflection and angle of incident is equal.
Why does heated air expand? Temperature is often explained as the average thermal energy of the substance at hand. Therefore the hotter a substance is the more thermal energy i
As we know that"The electric potential at a certain point inside the electric field is defined as the amount of work done in bringing a unit positive test charge uniformly (without
Artificial satellites 1. Satellites help to develop reliable communication links between different countries separated by large distances on the globe. The communications inclu
why electrons do not exist in nucleus
if you want to amplify input signal of +-20mV amplitude and a 100 MHz frequency,which parameters of OP-amp play a significant role? what should be the values of the parameters?just
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