The entropy __________ in an irreversible cyclic process.

A. Remains constant

B. Decreases

C. Increases

D. None of these

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  1. Which of the following has the minimum atomic mass?
  2. In an irreversible process, there is a
  3. The torque transmitted by a solid shaft of diameter (D) is (where τ = Maximum allowable shear stress)
  4. The property of a working substance which increases or decreases as the heat is supplied or removed…
  5. Kerosene is distilled at
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  7. According to First law of thermodynamics,
  8. The strain energy stored in a body due to suddenly applied load compared to when it is applied gradually…
  9. Diesel cycle consists of __________ processes.
  10. Strain is defined as the ratio of
  11. The heat and mechanical energies are mutually convertible. This statement was established by
  12. Which of the following cycles is not a reversible cycle?
  13. Which is the false statement about true stress strain method?
  14. The efficiency of Diesel cycle approaches to Otto cycle efficiency when
  15. Which of the following statement is correct?
  16. The amount of heat required to raise the temperature of __________ water through one degree is called…
  17. The sum of internal energy (U) and the product of pressure and volume (p.v) is known as
  18. The absolute zero temperature is taken as
  19. Strain re-setters are used to
  20. The ratio of molar specific heats for mono-atomic gas is
  21. According to Kelvin-Planck's statement of second law of thermodynamics,
  22. The standard value of atmospheric pressure taken at sea level is
  23. Select the correct statement as per Charles' law
  24. The calorific value of gaseous fuel is expressed in
  25. The neutral axis of the cross-section a beam is that axis at which the bending stress is
  26. The atomic mass of oxygen is
  27. When coal is first dried and then crushed to a fine powder by pulverising machine, the resulting fuel…
  28. An adiabatic process is one in which
  29. The efficiency of Carnot cycle is maximum for
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