Force between the molecules of the same substance is called __________ force.

A. Adhesive

B. Cohesive

C. Molecular

D. Vander Walls

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  1. Out of the following substances, one ton of __________ will store the maximum heat for a rise of 30°C…
  2. A material subjected __________ must have high resilience.
  3. Addition of __________ to steel does not impart hardness.
  4. Dowtherm is a
  5. For preparation of porous bearings by powder metallurgy, preferred particle shape is
  6. Brittleness induced due to the presence of sulphur in steel can be reduced by adding
  7. The only suitable method for hardening the low carbon steel is case hardening. Which of the following…
  8. Unit of surface tension in S.I. unit is
  9. The main constituent of bones is
  10. Reduction in the grain size reduces the __________ of the material.
  11. A psychrometer does not measure the __________ temperature of moist air.
  12. The maximum stress below which a material can withstand an infinite number of cycle of stress, is termed…
  13. Water-tube boiler is the one, in which
  14. A spring material should have low
  15. Powder metallurgy technique is used in the production of __________ tools.
  16. Ceramic compounds as compared to metallic compounds
  17. Triple point of water is
  18. Change in volume of metals from absolute zero temperature to their melting points is
  19. Which of the following is the most suitable abrasive for grinding high tensile strength materials?
  20. Saturated steam at a pressure of 25 kg/cm2 is throttled to attain 5 kg/cm2. Then the outcoming steam…
  21. Normalising does not __________ of a metal.
  22. Damage to metal surface by mechanical action is called
  23. The capacity of a spring to store energy is called the spring form co-efficient. Stiffness of a spring…
  24. Work study deals with the __________ study.
  25. Fine grained steels have
  26. When the wavelength of incident X-rays increases, the angle of diffraction
  27. Maximum change in the hardness of martensite occurs in the carbon content range of __________ percent…
  28. A pycnometer is used for the measurement of
  29. Eutectoid composition of carbon steel at room temperature is
  30. Mho's scale of hardness, which consists of 10 standard minerals is used for the measurement of __________…