Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is

A. Malleable iron

B. Grey cast iron

C. Chilled cast iron

D. White cast iron

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

You can do it
  1. The activity of pure hydrogen gas at 1000°C and 5 atm pressure
  2. A jig is used while __________ a hole.
  3. Colour comparator is used to measure the
  4. Metallic surveying tapes are made of __________ which has a low co-efficient of expansion & enough strength.
  5. A form of stress corrosion failure termed as 'season cracking' is generally observed in
  6. Enzymes belong to the category of
  7. For separating small pieces of metal from engine oil of a car, the best separating technique is the
  8. One ton of refrigeration is not equivalent to the heat removal rate of
  9. A polymer is termed as an 'elastomer', if its percentage elongation is more than 100%. An elastomer…
  10. Parallel straight line pattern of temperature distribution for both hot and cold fluids is observed…
  11. Yield strength of a polycrystalline metal with an average grain size d, is proportional to
  12. Which of the following is used to produce draught in the locomotive boilers?
  13. Laser welding is widely employed in the __________ industries.
  14. Velocity of a gas in sound is not proportional to (where, T = Absolute temperature of the gas. P = Absolute…
  15. In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates,…
  16. Pressure required to increase the density of water by about 1% is __________ atmosphere.
  17. In case of simple harmonic motion, displacement is proportional to the
  18. Latent heat of dry steam at atmospheric pressure is 539 Kcal/kg; which __________ with increase in the…
  19. Air standard Otto cycle is more efficient than the diesel cycle for the same
  20. __________ property of steel increases by addition of large amount of silicon in it.
  21. Which of the following is the largest quantum of pressure?
  22. __________ is used as a material of construction for the blade of power saw.
  23. Heating the Hypo-eutectoid steels to 30°C above the upper critical temperature line, soaking at…
  24. Identify the correct statement with reference to the extractive metallurgy of aluminium.
  25. Atomic __________ of an element is a whole number.
  26. Alloys having more than 80% copper are generally more
  27. Thermal diffusivity of a substance is proportional to (where, k = Thermal conductivity)
  28. The type of pump used for lifting large quantity of sewage is a __________ pump.
  29. High speed steel tools retain their hardness upto a temperature of __________ °C.
  30. Isotropic materials have the same __________ in all directions.