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(a) Derive the mathematical equation for work done in a polytropic process (i.e.) PVn =c)
(b) A mass of gas is compressed in a quasi-static process from 80KPa, 0.1m3 to 0.4MPa, 0.03m3. Assuming that pressure and volume are related by PVn = const., Determine the work done by the gas system.
(a) Explain four common characteristics of work and Heat? (b) Evaluate for a Vander Waals' gas which has the equation of (p +a/v 2 ) (2-b) = RT the work done at constant t
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hello,my name is mustapha from iran I want design piston engine (structure design cranckshaft ,rod,bearing,...)
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