A. specific heat at constant pressure
B. specific heat at constant volume
C. ratio of two specific heats
D. gas constant
E. unity.
Related Mcqs:
- The value of the product of molecular weight and the gas characteristic constant for all the gases in S.I. units is________________?
A. 29.27 J/kmol°K
B. 83.14J/kmol°K
C. 848J/kmol°K
D. All J/kmol °K
E. 735 J/kmol °K - The value of the product of molecular weight and the gas characteristic constant for all the gases in M.K.S. unit is______________________?
A. 29.27 kgfm/mol°K
B. 8314kgfm/mol°K
C. 848kgfm/mol°K
D. 427kgfm/mol°K
E. 735 kgfm/mol°K - The unit’of universal gas constant is___________________?
A. watts/°K
B. dynes/°C
C. ergscm/°K
D. erg/°K
E. none of the above - Characteristic gas constant of a gas is equal to______________________?
A. C/Cv
B. Cv/Cp
C. Cp – Cv
D. Cp + Cv
E. Cp x Cv - If a gas is heated against a pressure, keeping the volume constant, then work done will be equal to__________________?
A. + v
B. – ve
C. zero
D. pressure x volume
E. any where between zero and infinity - 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 - A gas is compressed in a cylinder by a movable piston to a volume one-half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be___________________?
A. 300 Nm
B. 300,000 Nm
C. 30 Nm
D. 3000 Nm
E. 30,000 Nm - The cycle in which heat is supplied at constant volume and rejected at constant pressure is known as_________________?
A. Dual combustion cycle
B. Diesel cycle
C. Atkinson cycle
D. Rankine cycle
E. Stirling cycle - Specific heat of air at constant pressure is equal to___________________?
A. 0.17
B. 0.21
C. 0.24
D. 1.0
E. 1.41 - A perfect gas at 27°C is heated at constant pressure till its volume is double. The final temperature is________________?
A. 54°C
B. 327°C
C. 108°C
D. 654°C
E. 600°C
