Mho's scale of hardness, which consists of 10 standard minerals is used for the measurement of __________ hardness.

A. Scratch

B. Indentation

C. Dynamic

D. Rebound

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

You can do it
  1. Fog is an example of colloidal system of
  2. The refractory brick which has good thermal shock resistance at high temperature but cracks on cooling…
  3. Electrical conductivities of semi-conductors are of the order of __________ ohm/cm.
  4. Dew point temperature always gives an indication of the __________ of the moist air.
  5. __________ can replace tungsten in high speed steel.
  6. In a neutral solution
  7. The most detrimental impurity in high pressure boiler feed water is
  8. __________ rubber is generally used for making 'O' rings used for vacuum sealings.
  9. Metal cutting by oxy-acetylene flame is accomplished by the __________ of the metal.
  10. __________ is a non volatile film forming constituent of a paint.
  11. Dislocation cross-slip is difficult in those materials, which have
  12. The following thermocouple may be used for measuring temperature upto 1873°K.
  13. Regeneration of molecular sieve requires it to be heated to a temperature of about __________ °C.
  14. The activity co-efficient of the solute in a dilute solution
  15. Thermal efficiency of an internal combustion engine is around __________ percent.
  16. A solution which resists change in its pH value on addition of acid/alkali is called the __________…
  17. The bank of tubes located at the back of the domestic refrigerators are the __________ tubes.
  18. Which of the following is not an ore of copper?
  19. The materials which fracture even at small strains are termed as brittle, while those materials which…
  20. Hydrogen in liquid steels is dissolved
  21. Silicon percentage in acid resistant cast iron is about
  22. Gage pressure within a spherical droplet of a fluid is 'p'. What will be gage pressure within a bubble…
  23. Out of the following, the alloy which has equal percentage of constituents, is
  24. Nitriding of a steel part does not increase its
  25. Galvanic corrosion cannot be prevented by
  26. Chromium molybdenum steel cannot be welded using __________ welding.
  27. Pick out the wrong statement.
  28. In a good rimming steel
  29. A material being tested for endurance strength is subjected to the __________ load.
  30. Current employed in resistance welding ranges from __________ kVA/.