A. Temperature
B. Pressure
C. Volume
D. Entropy
Related Mcqs:
- In polytropic process (PVn = constant), if n = 1; it means a/an ______________ process?
A. Adiabatic
B. Reversible
C. Isothermal
D. None of these - Isentropic process means a constant _____________________ process ?
A. Enthalpy
B. Pressure
C. Entropy
D. None of these - Joule-Thomson effect i.e., a throttling process is a constant _____________ process?
A. Entropy
B. Temperature
C. Internal energy
D. Enthalpy - Throttling (Joule-Thomson effect) process is a constant _____________ process?
A. Enthalpy
B. Entropy
C. Pressure
D. None of these - A solute distributes itself between two non-miscible solvents in contact with each other in such a way that, at a constant temperature, the ratio of its concentrations in two layers is constant, irrespective of its total amount”. This is_________________?
A. The distribution law
B. Followed from Margules equation
C. A corollary of Henry’s law
D. None of these - In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction at constant pressure as compared to that at constant volume is_______________?
A. More
B. Less
C. Same
D. Unpredictable; depends on the particular reaction - The internal energy of a gas obeying P (V – b) RT (where, b is a positive constant and has a constant Cv), depends upon its________________?
A. Pressure
B. Volume
C. Temperature
D. All A, B. & C - In case of a reversible process (following pvn = constant), work obtained for trebling the volume (v1 = 1 m3 and v23 m3) is maximum, when the value of ‘n’ is_________________?
A. 0
B. 1
C. y = 1.44
D. 1.66 - In the equation, PVn = constant, if the value of n is in between 1 and y (i.e. Cp/Cv), then it represents a reversible ____________ process?
A. Isometric
B. Polytropic
C. Isentropic
D. Isobaric - For a constant volume process _____________ by the system is used only to increase the internal energy?
A. Heat absorbed
B. Work done
C. Both A. & B
D. Neither A. nor B
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