Calorie is a measure of - PakMcqs

Related Mcqs:

1. Kinetic energy of the molecules in terms of absolute temperature (T) is proportional to________________?

   A. T B. j C. J2 D. Vr E. 1/Vr...

2. On weight basis, air contains following parts of oxygen_________________?

   A. 21 B. 23 C. 25 D. 73 E. 79...

3. Minimum work in compressor is possible when the value of adiabatic index n is equal to_________________?

   A. 0.75 B. 1 C. 1.27 D. 1.35 E. 2...

4. In a Carnot cycle, heat is transferred at_______________________?

   A. constant pressure B. constant volume C. constant temperature D. constant enthaply E. any one of the above...

5. The first law of thermodynamics is the law of_________________?

   A. conservation of mass B. conservation of energy C. conservation of momentum D. conservation of heat E. conservation of temperature...

6. The ideal efficiency of a Brayton cycle without regeneration with increase ni pressure ratio will_________________?

   A. increase B. decrease C. remain unchanged D. increase/decrease depending on application E. unpredictable...

7. A diathermic wall is one which____________________?

   A. prevents thermal interaction B. permits thermal interaction C. encourages thermal interaction D. discourages thermal interaction E. does not exist...

8. 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...

9. 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...

10. The unit of power in S.I. units is_______________________?

    A. newton B. pascal C. erg D. watt E. joule...