The softness or hardness of a grinding wheel depends upon the type & amount of bonding material used. For general purpose cutter grinding __________ grinding wheel is normally used.

A. Hard

B. Soft

C. Silicon carbide

D. Aluminium oxide

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

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  1. A material is capable of resisting softening at high temperature, because of its property termed as
  2. A material subjected __________ must have high resilience.
  3. X-rays are
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  5. When the wavelength of incident X-rays increases, the angle of diffraction
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  7. Nusselt number is related to Grashoff number (Gr) in turbulent & laminar flow respectively, in respect…
  8. As the fluid flow rate increases, the float of the Rotameter
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  13. With increase in impurities in metals, their corrosion resistances
  14. Materials having resistivity ranging from 1 to 100 ohm. cm is termed as
  15. Titanium is produced by __________ of Ti Cl4.
  16. Nuclear fission of one atom of uranium-235 produces the energy equivalent to about __________ MeV.
  17. Out of the following, the most malleable material is
  18. Powder metallurgy technique is used in the production of __________ tools.
  19. For an ideal gas, Cp - Cv is
  20. __________ of austenite decreases the hardenability in steel.
  21. Super conduction in metals is observed at a temperature of __________ °K.
  22. At the point of boundary layer separation in fluid flow, the
  23. Hot extrusion of aluminium is done in the temperature range of __________ °C.
  24. A material being tested for endurance strength is subjected to the __________ load.
  25. According to thermodynamic Fahrenheit scale, the fundamental interval between ice point to steam point…
  26. Annealing of white cast iron produces __________ iron.
  27. Atomic __________ is a whole number for an element.
  28. The phenomenon occurring during explosion of a hydrogen bomb is
  29. Leakage in a cooking gas cylinder is detected by
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