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Which of the following is a boiler accessory
i.e., not a boiler mounting?

A. Blow off cock

B. Feed check valve

C. Feed water pump

D. Stop valve

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

You can do it
  1. Which of the following metals is the most prone to work hardening?
  2. The dew point of moist air becomes __________ with decrease in its relative humidity.
  3. Which of the following is an undesirable property of slag produced during the Pyrometallurgical method…
  4. A semi-conductor is damaged & behaves like a conductor, on passing a strong electric current through…
  5. Nickel and __________ are the alloying element added in steel to increase its toughness.
  6. Powder metallurgy is used to produce
  7. Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the
  8. Natural water contains approximately __________ percent of heavy water.
  9. Stellite is a __________ material.
  10. Silicon percentage in acid resistant cast iron is about
  11. What is the percentage of chromium in 18-4-1 high speed steel?
  12. High endurance limit of carburised machine parts is because of the fact that carburisation
  13. Velocity of a gas in sound is not proportional to (where, T = Absolute temperature of the gas. P = Absolute…
  14. Angular displacement can be measured suitably by a
  15. Which of the following is an ore dressing operation?
  16. Thermal conductivity of a material does not depend upon its
  17. Wrought iron is never shaped by
  18. The capacity of a spring to store energy is called the spring form co-efficient. Stiffness of a spring…
  19. Tip of the match stick contains a mixture of
  20. __________ is the most important element, which controls the physical properties of steel.
  21. Working of linear variable differential transducer (LVDT) is based on the principle of variable
  22. Which of the following material handling equipments is not suitable for moving materials in varying…
  23. An alloy of Fe - 0.4 % C is
  24. Which of the following is the most suitable abrasive for grinding high tensile strength materials?
  25. The noble metals
  26. Maraging steels derive their strength from the following mechanism:
  27. A fluid is termed as the Newtonian fluid, when the shear stress is __________ the velocity gradient.
  28. __________ wire is never used for making the heating element.
  29. Steel & cast iron pipes are produced by __________ casting.
  30. In the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which…