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 ____________________?

Related Mcqs:

1. 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

2. A heat exchange process in which the product of pressure and volume remains constant is known as_______________?

   A. heat exchange process
   B. throttling process
   C. isentropic process
   D. adiabatic process
   E. hyperbolic process

3. According to Gay-Lussac law for a perfect gas, the absolute pressure of given mass varies directly as____________________?

   A. temperature
   B. absolute
   C. absolute temperature, if volume is kept constant
   D. volume, if temperature is kept constant
   E. remains constant,if volume and temperature are kept constant

4. 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

5. 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

6. 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

7. 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

8. Boyle’s law i.e. pV = constant is applicable to gases under ___________________?

   A. all ranges of pressures
   B. only small range of pressures
   C. high range of pressures
   D. steady change of pressures
   E. atmospheric conditions

9. Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure___________________?

   A. enthalpy
   B. volume
   C. mass
   D. entropy
   E. specific volume

10. According to Avogadro’s law, for a given pressure and temperature, each molecule of a gas_________________?

    A. occupies volume proportional to its molecular weight
    B. occupies volume proportional to its specific weight
    C. occupies volume inversely proportional to its molecular weight
    D. occupies volume inversely proportional to its specific weight
    E. occupies same volume