__________ of test specimens is not involved in any hardness testing method.

A. Fracture

B. Indentation

C. Wear

D. Scratch

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

You can do it
  1. The most important consideration in value engineering is the
  2. Induced draft fans provided in large thermal power plant boilers have __________ blades.
  3. Moist air is cooled along the line of constant __________ , when it is passed over a cold & dry cooling…
  4. The surface tension of a liquid, at critical temperature is
  5. Cast iron contains __________ percent carbon.
  6. The most important function of a washer is to provide bearing area and washers are normally specified…
  7. Fatigue resistance of a material is measured by the
  8. Thermal diffusivity of a substance is proportional to (where, k = Thermal conductivity)
  9. When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature…
  10. The diffusion co-efficient of Ni in Cu at 1000 K is 1.93 × 10-16 m2S-1 and it is 1.94 ×…
  11. The specific gravity of coal depends mainly on its __________ content.
  12. Stainless steel is welded using
  13. The main reducing agent in iron blast furnace is
  14. Internal energy of a gas obeying Van-Der- Waals equation of state, [p + (a/v2)] (V - b) = RT, depends…
  15. __________ is the most suitable lubricant for drawing mild steel wires?
  16. Spherical shape of mercury droplets is due to its
  17. Sudden fall of atmospheric pressure by a large amount is an indication of the
  18. Propulsion of rocket follows from the
  19. The capacity of a spring to store energy is called the spring form co-efficient. Stiffness of a spring…
  20. Babbitt lining is used on brass/bronze bearings to increase the
  21. Cold heading or upsetting is categorised as the __________ process.
  22. The following thermocouple may be used for measuring temperature upto 1873°K.
  23. A particle is settling in a liquid under Stokesian conditions. The free falling velocity of the particle…
  24. Diffusion co-efficient of a metal in a solid solution depends upon its
  25. The maximum stress below which a material can withstand an infinite number of cycle of stress, is termed…
  26. In case of water (Prandtl number ≈ 6) flowing over a flat plate heated over the entire length,…
  27. Fibre glass is a composite material of
  28. In troposphere (the weather domain), the temperature 't' at height 'h' above the sea level in metres…
  29. While the bin cards are used in the effective stores management, the queuing theory is associated with…
  30. For an ideal gas, Cp - Cv is