The heat and work are mutually convertible. This statement is called __________ law of thermodynamics.

A. Zeroth

B. First

C. Second

D. Third

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. According to Euler's column theory, the crippling load for a column of length (l) with one end fixed…
  2. The efficiency and work ratio of a simple gas turbine cycle are
  3. Which of the following cycles has maximum efficiency?
  4. The moment of resistance of a balanced reinforced concrete beam is based on the stresses in
  5. A composite shaft consisting of two stepped portions having spring constants K₁ and K₂…
  6. The pressure exerted by an ideal gas is ________ of the kinetic energy of all the molecules contained…
  7. The efficiency of the Carnot cycle may be increased by
  8. The energy absorbed in a body, when it is strained within the elastic limits, is known as
  9. Which of the following statement is incorrect?
  10. The shear force diagram for a simply supported beam carrying a uniformly distributed load of w per unit…
  11. The layer at the centre of gravity of the beam as shown in the below figure, will be
  12. For a beam, as shown in the below figure, the deflection at C is (where E = Young's modulus for the…
  13. The variables which control the physical properties of a perfect gas are
  14. The condition for the reversibility of a cycle is
  15. When coal is first dried and then crushed to a fine powder by pulverising machine, the resulting fuel…
  16. A concentrated load is one which
  17. The specific heat at constant volume is
  18. In a reversible adiabatic process, the ratio of T1/T2 is equal to
  19. The atomic mass of sulphur is
  20. First law of thermodynamics deals with
  21. Two shafts 'A' and 'B' transmit the same power. The speed of shaft 'A' is 250 r.p.m. and that of shaft…
  22. According to First law of thermodynamics,
  23. The distance between the centres of the rivets in adjacent rows of zigzag riveted joint is known as
  24. The heat and mechanical energies are mutually convertible. This statement was established by
  25. The point of contraflexure is a point where
  26. The deformation of a bar under its own weight compared to the deformation of same body subjected to…
  27. In S. I. units, the value of the universal gas constant is
  28. In order to prevent crushing of masonry at the base of the dam, the maximum stress should be __________…
  29. The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease…
  30. The torsional rigidity of a shaft is expressed by the