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The function of neutral flux used in the pyrometallurgy of metal extraction is to increase the __________ of the slag.

A. Fluidity

B. Basicity

C. Acidity

D. Viscosity

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

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  1. Electrometallurgy is not involved in the extraction of __________ from its ore.
  2. Dew point temperature always gives an indication of the __________ of the moist air.
  3. Metal cutting by oxy-acetylene flame is accomplished by the __________ of the metal.
  4. Which of the following is the most suitable material of construction for the condenser tubes, where…
  5. Encyclopaedia of Chemical Technology has been
  6. __________ is the trade name assigned to a nonferrous cast alloy composed of cobalt, chromium & tungsten.
  7. As per international norms, the maximum permissible value of noise level in the industrial environment…
  8. Production of one ton of paper in Indian paper industry consumes about __________ kWh of electricity.
  9. Thermal equivalent of electrical power in practical calculation is __________ kcal/kWh.
  10. Bad odour in sanitary latrines is reduced by periodically sprinkling
  11. Function of gear box is to
  12. An approximately __________ process exemplifies the flow of a gas through a very long pipe of uniform…
  13. Vernier calipers cannot be used to measure the
  14. Diameter of the rivet to be provided on a 20 mm. thick boiler plate will be __________ mm.
  15. High speed steel tools retain their hardness upto a temperature of __________ °C.
  16. The phenomenon occurring during explosion of a hydrogen bomb is
  17. In a counter flow heat exchanger, hot fluid enters at 170°C & leaves at 150°C, while the cold…
  18. Transition from laminar to turbulent zone in free convection heat transfer is governed by the critical…
  19. Methyl orange indicator turns
  20. Factor of safety in machine design is defined as the ratio of ultimate stress to __________ stress.
  21. Drills are usually made of
  22. What is the percentage of chromium in 18-4-1 high speed steel?
  23. The joint for soldering is supported by binding wire made of
  24. The condition of diffraction from a crystal is given by
  25. Which of the following metals is not subjected to electrolytic refining/purification?
  26. If a nuclear reactor produces more fissile nuclear fuel than it consumes, then it is called a __________…
  27. Earing is a defect found in steels after the following metal working operation.
  28. Out of the following the refractive index is the highest for
  29. Milk is fat dispersed in water. It is an example of
  30. Glass reacts with