The heat flows from a cold body to a hot body with the aid of an external source. This statement is given by

A. Kelvin

B. Joule

C. Clausis

D. Gay-Lussac

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

You can do it
  1. The efficiency of the dual combustion cycle for the same compression ratio is __________ Diesel cycle.
  2. In a belt drive, the pulley diameter is doubled, the belt tension and pulley width remaining same. The…
  3. A beam which is fixed at one end and free at the other is called
  4. The value of 1 mm of Hg is equal to
  5. Those substances which have so far not been resolved by any means into other substances of simpler form…
  6. The deformation per unit length is called
  7. Which of the following statement is correct?
  8. The natural petroleum may be separated into
  9. When a bar is cooled to - 5°C, it will develop
  10. The maximum tangential stress in a thick cylindrical shell is always _________ the internal pressure…
  11. The reading of the pressure gauge fitted on a vessel is 25 bar. The atmospheric pressure is 1.03 bar…
  12. The atomic mass of nitrogen is __________ oxygen.
  13. True stress strain-curve for materials is plotted between
  14. Mond gas is obtained by
  15. The total strain energy stored in a body is termed a
  16. If the radius of wire stretched by a load is doubled, then its Youngs modulus will be
  17. Principal planes are planes having
  18. The shear force diagram of a cantilever beam of length l and carrying a uniformly distributed load of…
  19. Young's modulus is defined as the ratio of
  20. The safe twisting moment for a compound shaft is equal to the
  21. A pressure vessel is said to be a thick shell, when
  22. The efficiency of Joule cycle is
  23. Tensile strength of a material is obtained by dividing the maximum load during the test by the
  24. If in the equation pvn = C, the value of n = ∝, then the process is called
  25. Percentage reduction of area in performing tensile test on cast iron may be of the order of
  26. A steel bar of 5 mm is heated from 25°C to 45°C and it is free to expand. The bar will induce
  27. Two shafts 'A' and 'B' transmit the same power. The speed of shaft 'A' is 250 r.p.m. and that of shaft…
  28. A boiler shell 200 cm diameter and plate thickness 1.5 cm is subjected to internal pressure of 1.5 MN/m,…
  29. A thin cylindrical shell of diameter (D) and thickness (t) is subjected to an internal pressure (p).…
  30. The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will