The percentage reduction in area of a cast iron specimen during tensile test would be of the order of

A. More than 50 %

B. 25-50 %

C. 10-25 %

D. Negligible

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

You can do it
  1. Which is the false statement about true stress strain method?
  2. The intensity of stress which causes unit strain is called
  3. For riveting, the size of hole drilled in plates is __________ shank diameter of rivet.
  4. A cycle consisting of __________ and two isothermal processes is known as Stirling cycle.
  5. Which of the following cycles is not a reversible cycle?
  6. Which of the following statement is wrong?
  7. The atomic mass of sulphur is
  8. The shear force at the centre of a simply supported beam with a gradually varying load from zero at…
  9. The fuel mostly used in cement industry and in metallurgical processes is
  10. The universal gas constant (or molar constant) of a gas is the product of
  11. The ratio of the largest load in a test to the original cross-sectional area of the test piece is called
  12. The point of contra flexure is a point where
  13. The condition for the reversibility of a cycle is
  14. Which of the following gas has a minimum molecular mass?
  15. One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates…
  16. When shear force at a point is zero, then bending moment is _________ at that point.
  17. The specific heat of water is
  18. For a simply supported beam of length l, when a concentrated load W is applied in the centre of the…
  19. The polytropic index (n) is given by
  20. The smallest quantity of a substance, which can exist by itself in a chemically recognizable form is…
  21. The root mean square velocity of the gas molecules is given by (where k = Boltzmann's constant, T =…
  22. The fuel mostly used in blast furnace for extracting pig iron from iron ores is
  23. The property of a material which allows it to be drawn into a smaller section is called
  24. In a belt drive, the pulley diameter is doubled, the belt tension and pulley width remaining same. The…
  25. A key is subjected to side pressure as well at shearing forces. These pressures are called
  26. The throttling process is __________ process.
  27. The buckling load for a given column depends upon
  28. The gas constant (R) is equal to the
  29. The efficiency of Joule cycle is
  30. The maximum shear stress, in the given figure, is equal to __________ of the Mohr's circle.