Find change in entropy of the two reservoirs
There are two thermal reservoirs: the hot reservoir is at 1200 K and the cold reservoir is at 600 K. If you wanted to transfer 100 kJ from on reservoir to the other, what would the change in entropy of the two reservoirs be?
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A double acting cylinder with a single rod must produce a thrust of 80KN and move out with a velocity of 3mm/s on the out stroke. The operating pressure is 100barg. Calculate the bore diameter and the flow rate of oil.
Show the Hypotheses, the Claim, the Test statistic, the df, the p-value, the decision, and the conclusion. What kind of Chi-Square test is this?
A 3000lb car is traveling at 60mi/h up an inclined surface of 5° when the brakes are applied, creating a constant breaking force that brings the car to a stop in 5s. What is the magnitude of the constant breaking force?
A 0.25kg block is held compressed 0.1m against a spring (k=1000N/m). What is the max height of the block after it is released?
If you wanted to transfer 100 kJ from on reservoir to the other, what would the change in entropy of the two reservoirs be?
Find the value of the linear correlation coefficient r then determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables.
The compressor of a large gas turbine receives air from the ambient at 95 kPa, 20°C, with a low velocity. At the compressor discharge, air exits at 1.52 MPa, 430°C, with velocity of 90 m/s.
Determine ( a ) The proper distance between compressor stations, in miles. ( b ) The optimum interstage pressure and compression ratio for each compressor stage.
A car zooms around a curve (radius = 20 m) at a speed of 20 m/s. a. What is the centripetal acceleration of the car?
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