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(a) What are the limitations of Reversed Carnot Cycle to be used in practice for refrigeration purposes? Also derive the mathematical expression of COP for reversed carnot cycle.
(b) With the help of neat sketch explain a Boot Strap Cycle of air refrigeration System.
Compare solid shaft with the hollow: Compare solid shaft with the hollow shaft, by strength and their weight. Sol.: ( a ) Comparison by strength: Assume that both the s
Select a standard rolled steel I-section for the simply supported beam shown in figure below. Select an appropriate factor of safety and material strength. Include references for
(a) List out the advantages of air refrigeration system besides of vapour refrigeration system . (b) A vapour Compression refrigerator uses R-40 and acts between temperature - 1
Determine the net work: Q: 5 m 3 o f air at 2 bar, 27°C is compressed to 6 bar pressure following PV 1.3 =C . It is expanded subsequently adiabatically to 2 bar. C
Process for solve screw conveyer problem For fully automatic extension of screw conveyer according to screed width we have to go for some design changes, At the end of main
Q. Explain Sand and moulding sands? Sand according to the amount of clayey matter they contain, the moulding sands are classified as: • Silica sand: Up to 20% clay. •
Arm of Couple: Explain couple and Arm of couple? Sol.: If the two equal and opposite parallel forces (that is equal and unlike) are acting on a body, they do not have a
Effective communication is an itergral aspect in the mechanical engineering field, base on arguement
Consider the frictionless piston-cylinder set-up with a linear spring as is shown below. The cylinder has an internal cross-sectional area of AC = 0.1 m2. Distances y 1 and y 4
Process capability Process capability which is a measurement with respect to the inherent precision of a manufacturing process has two significant elements, i.e. process facto
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