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Tempering of a material does not improve its

A. Machinability

B. Toughness

C. Internal stress level

D. Softness

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

You can do it
  1. Sudden fall of atmospheric pressure by a large amount is an indication of the
  2. Which of the following low melting alloy containing bismuth and lead is used for electric fuse?
  3. The Al2O3 content of cryolite in Hall- Heroult cell is maintained between __________ percent.
  4. Silicon in steel
  5. Load cells used for the measurement of weight has
  6. Euler number is defined as the ratio of inertia force to __________ force.
  7. With increase in temperature, the electrical conductivity of a __________ decreases.
  8. The dimensional formula of bulk modulus of elasticity is same as that of the
  9. Pick out the wrong statement.
  10. Heat flow across a hollow sphere of inner radius 'r1' and outer radius 'r2' is directly proportional…
  11. Which of the following material handling equipments is not suitable for moving materials in varying…
  12. Air standard Otto cycle is more efficient than the diesel cycle for the same
  13. Dielectric
  14. When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature…
  15. The approximate height of a blast furnace having a useful volume of 2000 m3 is about __________ metres
  16. Corrosion rate cannot be lowered by reducing the __________ of the corroding medium.
  17. Pick out the wrong statement.
  18. The softness or hardness of a grinding wheel depends upon the type & amount of bonding material used.…
  19. If a solid is compressed adiabatically in its elastic range, its __________ remains constant
  20. Nusselt number is related to Grashoff number (Gr) in turbulent & laminar flow respectively, in respect…
  21. The cooling rate required to freeze 1 ton of water at 0°C into ice at 0°C in 24 hours is __________…
  22. Diffusion co-efficient of a metal in a solid solution depends upon its
  23. In practice, the compression ratio of compression-ignition (CI) engine ranges from
  24. Large diameter reinforced cement concrete (RCC) pipes are generally joined by __________ joint.
  25. Venturimeter is used to measure the flow rate of fluids in pipes, when the pipe is in __________ position.
  26. The difference between gross & net calorific values of fuel is due to the
  27. Quartz is a __________ material.
  28. Recrystallisation temperature of steel is __________ °C.
  29. The leaching solvent used in Baeyer's process for the purification of bauxite is
  30. Minimum number of members required to form a Public Limited Joint Stock Com-pany is