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For grinding of softer materials, the grinding wheel should have __________ grain size.

A. Finer

B. Coarser

C. Medium

D. Any type of

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

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  1. __________ is the process of coating the surface of steel with aluminium oxide, thereby imparting it…
  2. Euler number is defined as the ratio of inertia force to __________ force.
  3. Pick out the correct statement about the condensation.
  4. __________ rubber is generally used for making 'O' rings used for vacuum sealings.
  5. Which of the following is the most suitable abrasive for grinding high tensile strength materials?
  6. Baffles provided on the shell side of a shell and tube heat exchanger are meant for
  7. High speed steel tools retain their hardness upto a temperature of __________ °C.
  8. Fibre glass is a composite material of
  9. __________ pipe is the most suitable for carrying sanitary drainage.
  10. The most abundant metal present in the earth's crust is;
  11. Which of the following materials has the least scrap value?
  12. Fatigue resistance of a material is measured by the
  13. Electrometallurgical methods of metal extraction is normally used for those metals
  14. CANDU type nuclear reactor using natural uranium as fuel is the extensively used nuclear reactor because…
  15. Removal of non-condensable from steam or other vapour is termed as the __________ process.
  16. Powder metallurgy process does not make metal powder by
  17. For a first order chemical reaction, the concentration of the reactant decreases __________ with time.
  18. Wave length of X-rays is about 1 angstrom; however it cannot pass through a sheet of
  19. Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition…
  20. Wood is a/an __________ material.
  21. Brittleness induced due to the presence of sulphur in steel can be reduced by adding
  22. Alloy powder manufactured by the following process have spherical shapes.
  23. The main charge in blast furnace is usually
  24. The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 >…
  25. Laser welding is widely employed in the __________ industries.
  26. The bolt is subjected to __________ when the nut is tightened by putting the washer beneath it.
  27. __________ can replace tungsten in high speed steel.
  28. The temperature at which the magnetic property of iron disappears (i.e., it becomes non-magnetic) and…
  29. Out of the following substances, one ton of __________ will store the maximum heat for a rise of 30°C…
  30. __________ is the most important element, which controls the physical properties of steel.