A. heat
B. work
C. kinetic energy
D. vdp
E. thermal conductivity
Related Mcqs:
- The unit of mass in S.I. units is ____________________?
A. kilogram
B. gram
C. tonne
D. quintal
E. newton - The condition of perfect vacuum, i.e., absolute zero pressure can be attained at ____________________?
A. a temperature of – 273.16°C
B. a temperature of 0°C
C. a temperature of 273 °K
D. a negative pressure and 0°C temperature
E. can’t be attained - According to which law, all perfect gases change in volume by l/273th of their original volume at 0°C for every 1°C change in temperature when pressure remains constant ____________________?
A. Joule’s law
B. Boyle’s law
C. Regnault’s law
D. Gay-Lussac law
E. Charles’ law - Heat and work are ____________________?
A. point functions
B. system properties
C. path functions
D. intensive properties
E. extensive properties - Molecular volume of any perfect gas at 600 x 103 N/m2 and 27°C will be ____________________?
A. 4.17m3/kgmol
B. 400 m3/kg mol
C. 0.15 m3/kg mol
D. 41.7 m3/kg mol
E. 417m3/kgmol - Which law states that the internal energy of a gas is a function of temperature__________________?
A. Charles’ law
B. Joule’s law
C. Regnault’s law
D. Boyle’s law
E. there is no such law - Which of the following processes are thermodynamically reversible___________________?
A. throttling
B. free expansion
C. constant volume and constant pressure
D. hyperbolic and pV = C
E. isothermal and adiabatic - If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly_________________?
A. temperature
B. enthalpy
C. internal energy
D. entropy
E. all of the above - Which of the following cycles has maximum efficiency_____________?
A. Rankine
B. Stirling
C. Carnot
D. Brayton
E. Joule - Which of the following is an irreversible cycle_____________________?
A. carnot
B. Stirling
C. ericsson
D. all of the above
E. none of the above
