Find rate of cooling required and power input to the unit
An industrial machine is being cooled by 0.4 kg/s water at 15 degrees C that is chilled from 35 degrees C by a refiregration unit with a Coefficiency Of Performance of 3. Find the rate of cooling required and the power input to the unit.
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A patio is in the shape of a circular sector with a central angle of 160.0 degrees. It is enclosed by a railing of which the circular part is 11.6 meters long. What is the area of the patio?
The body mass index (BMI) of an individual is one measure that is used to judge whether an individual is overweight or not. A BMI between 20 and 25 indicates that one is at a normal weight.
Dole Pineapple Inc. is concerned that the 16 ounce can of sliced pineapple is being overfilled. The quality control department took a random sample of 50 cans and found that the arithmetic mean was 16.05 ounces and the standard deviation of the pr
A quality engineer knows from past data that in a shipment lot, the number of wire cables that have tensile strengths below the lower specification limit follows a Poisson distribution with a mean of 50.
An industrial machine is being cooled by 0.4 kg/s water at 15 degrees C that is chilled from 35 degrees C by a refiregration unit with a Coefficiency Of Performance of 3.
A refrigerator cycle has a COP of 3 and removes 100kW of heat from a building, which is kept at 23C. The device rejects heat to an energy reservoir at 33C. What is the net entropy change in this process?
Argon contained in a closed, rigid tank, initially at a temperature of 50C, pressure of 2 bar, and a volume of 2m^3, is heated to a final pressure of 8 bar.
What is the thermal efficiency possible for a power cycle operating for heat transfer from hot reservoir of 627 kJ and heat transfer to the cold reservoir of 73 kJ?
The central limit theorem says that when a simple sample of size n is drawn from any population with mean and standard deviation, then when n is sufficiently large
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