A. C/Cv
B. Cv/Cp
C. Cp – Cv
D. Cp + Cv
E. Cp x Cv
Related Mcqs:
- Universal gas constant is defined as equal to product of the molecular weight of the gas and_______________?
A. specific heat at constant pressure
B. specific heat at constant volume
C. ratio of two specific heats
D. gas constant
E. unity. - 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 - 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 - 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 - Addition of heat at constant pressure to a gas results in________________?
A. raising its temperature
B. raising its pressure
C. raising its volume
D. raising its temperature and doing external work
E. doing external work - The unit’of universal gas constant is___________________?
A. watts/°K
B. dynes/°C
C. ergscm/°K
D. erg/°K
E. none of the above - Which law states that the specific heat of a gas remains constant at all temperatures and pressures______________________?
A. Charles’ Law
B. Joule’s Law
C. Regnault’s Law
D. Boyle’s Law
E. there is no such law
