Calculate the specific exergy for water and air
Calculate the specific exergy for i) water and ii) R-134a and iii) air at P = 0.6 bar and T = 10oC. Assume To = 20oC and Po = 1 bar for the dead or reference state.
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A car is traveling north along a straight road at 50 km/h. An instrument in the car indicates that the wind is directed towards the west.
Silicone implant augmentation rhinoplasty is used to correct congenital nose deformities. The success of the procedure depends on various biomechanical properties of the human nasal periosteum and fascia. An article reported that for a sample of 1
How do the phase angle and current change as the resistance changes in a circuit where the frequency stays constant? How do these results differ from those in the case where the resistance stays the same and the frequency changes?
397 of 514 randomly selected U.S. adults interviewed said they would not be bothered if the National Security Agency collected records of personal telephone calls they had made.
The motion diagram shown in the figure represents a pendulum released from rest at an angle of 45 from the vertical. The dots in the motion diagram represent the positions of the pendulum's bob at eleven moments (labeled 0 through 10) in time.
(a) What is the approximate probability that at most 70 are mountain bikes? (b) What is the approximate probability that between 60 and 70 (inclusive) are mountain bikes? (c) What is the approximate probability that more than 75 are mountain bikes
An electron is shot into the field with a speed of 4.8 × 106 m s-1 normal to the field. Explain why the path of the electron is a circle. Determine the radius of the circular orbit. (e = 1.6 × 10-19 C, me= 9.1×10-31kg)
Go a web site for two major professional polling organizations. Study results from two recent polls. Try to find one poll that may be questionable. I want a paragraph for each poll, including the margin of error. Be sure to cite your resources.
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