Hamad Thermodynamics for Chemical 21/10/2020 A. +ve B. -ve C. 0 D. Either of the above three; depends on the nature of refrigerant Related Mcqs: In Joule-Thomson porous plug experiment, the__________________?A. Enthalpy does not remain constant B. Entire apparatus is exposed to surroundings C. Temperature remains constant D. None of these... The expression for entropy change given by, ΔS = nR ln (V2/V1) + nCv ln (T2/T1) is valid for ______________________?A. Reversible isothermal volume change B. Heating of a substance C. Cooling of a substance D. Simultaneous heating and expansion of an ideal gas... Solid and liquid phases of a substance are in equilibrium at the____________________?A. Critical temperature B. Melting point C. Freezing point D. Both B. and C... In the equation PVn = constant, if the value of n = y = Cp/Cv, then it represents a reversible ______________ process?A. Isothermal B. Adiabatic C. Isentropic D. Polytropic... An irreversible process____________________?A. Is the analog of linear frictionless motion in machines B. Is an idealised visualisation of behaviour of a system C. Yields the maximum amount of work D. Yields an amount of work less than that of a reversible process...
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