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__________ can replace tungsten in high speed steel.

A. Chromium

B. Vanadium

C. Cobalt

D. Molybdenum

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

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  1. Stainless steel is welded with difficulty because of
  2. With increase in temperature, the surface tension of water
  3. Parallel straight line pattern of temperature distribution for both hot and cold fluids is observed…
  4. Nickel and __________ are the alloying element added in steel to increase its toughness.
  5. __________ are normally subjected to sub-zero treatment.
  6. Nitriding of a steel part does not increase its
  7. At 100% relative humidity, the dew point temperature of moist air is
  8. LVDT used for displacement measurement is a/an __________ transducer.
  9. In a good rimming steel
  10. In multipass welds, shot peening is done after each pass to
  11. Heating the Hypo-eutectoid steels to 30°C above the upper critical temperature line, soaking at…
  12. Good design of the casing of a centrifugal pump aims at minimising the
  13. In a boundary layer developed along the flow, the pressure decreases in the downstream direction. The…
  14. Function of fusible plug in a boiler is to
  15. Hydro-cyclone is a
  16. What is the value of entropy at 273°K?
  17. Natural water contains approximately __________ percent of heavy water.
  18. The best lubricants for a machine working at high temperature & load is
  19. Velocity of a gas in sound is not proportional to (where, T = Absolute temperature of the gas. P = Absolute…
  20. Projection welding & stud welding is categorised as the __________ welding.
  21. Carnot cycle is also termed as the constant __________ cycle in thermodynamics.
  22. Production of a hollow product by inflation of a tube or parison is called the __________ process.
  23. __________ wire is never used for making the heating element.
  24. Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature…
  25. In case of brasses, with decreasing zinc percentage and increasing copper percentage, its __________…
  26. Which of the following is an example of cathodic protection of metals against corrosion?
  27. Which of the following varies as the square root of oil pressure during atomisation of fuel oil through…
  28. Heat transfer by __________ is almost absent in case of fluidised bed drying operation.
  29. Out of the following substances, one ton of __________ will store the maximum heat for a rise of 30°C…
  30. Which of the following materials has the maximum shrinkage allowance?