Calculate the oxygen temperature at the compressor outlet
Oxygen at 100 kPa, 27°C is compressed to 1 MPa in an adiabatic compressor whose isentropic efficiency is 0.80. Calculate the oxygen temperature at the compressor outlet is?
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A researcher wanted to determine if the average waiting time at the emergency room in a local hospital is greater than 60 minutes. He randomly selected 15 patients at the emergency room facility and recorded their waiting times in minutes.
Since the freezing point of a solution depends on the relative number of particles, what would you caclcu;ate to be the freezing point of 0.1 m solutions in water of (a) NaCl, (b) BaCl2? Assume that these salts are 100% ionized in solution.
R134a is condensed at a constant temperature of 30°C as it flows through the condenser of a refrigerator by rejecting heat at a rate of 6 kW.
What is the velocity of A relative to B? (Express your answer in terms of the unit vector I-hat and J-hat, where I-hat is toward the east)
The AC storage has an rms voltage of 100.0V and as angular frequency of 10.0*10^3 rads/sec find: (a) Find the resistance of the capacitor and the inductor
In 2003-2011 there are on average 75 days of rain per year. Assume that a year has 365 days, ignore leap years, and that a rainy day occurs randomly and is independent. What is the probability of having two or more rainy days in a 7 day week?
(a) What is the electric force exerted on an electron when it is 3.0x10^-15 m from the center of the nucleus? (b) What is the acceleration of the electron at this point?
Determine the terminal velocity of a 75-mm diameter sphere made of solid aluminum (specific weight=26.6KN/m^3) in free fall in (a) castor oil at 25 degrees C, (b) water at 25 degrees C
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