The isothermal and adiabatic processes are regarded as

A. Reversible process

B. Irreversible process

C. Reversible or irreversible process

D. None of these

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  1. When a body is subjected to two equal and opposite pushes, as a result of which the body tends to reduce…
  2. Flow stress corresponds to
  3. The bending stress in a beam is _________ section modulus.
  4. The gas constant (R) is equal to the
  5. Energy can neither be created nor destroyed, but it can be transformed from one form to another. This…
  6. When the gas is heated at constant pressure, the heat supplied
  7. For which material the Poisson's ratio is more than unity
  8. When a gas is heated at constant volume
  9. The processes occuring in open system which permit the transfer of mass to and from the system, are…
  10. The neutral axis of the cross-section a beam is that axis at which the bending stress is
  11. The point of contraflexure is a point where
  12. The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant…
  13. According to kinetic theory of gases, the velocity of molecules __________ with the increase in temperature.
  14. The increase in entropy of a system represents
  15. The total strain energy stored in a body is termed a
  16. The oxygen atom is ________ times heavier than the hydrogen atom.
  17. The efficiency of Carnot cycle is maximum for
  18. A cycle consisting of one constant pressure, one constant volume and two isentropic processes is known…
  19. Formula based on IS codes is based on
  20. Carnot cycle has maximum efficiency for
  21. When a perfect gas is expanded through an aperture of minute dimensions, the process is known as
  22. A continuous beam is one which is
  23. The maximum tangential stress in a thick cylindrical shell is always _________ the internal pressure…
  24. In open cycle gas turbine plants
  25. The distillation carried out in such a way that the liquid with the lowest boiling point is first evaporated…
  26. Second law of thermodynamics defines
  27. The ratio of molar specific heats for mono-atomic gas is
  28. The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and…
  29. One kg of carbon produces __________ kg of carbon dioxide.
  30. A concentrated load is one which