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Photographic plates are coated with

A. Silver nitrate

B. Silver halide

C. Calcium silicate

D. Metallic silver

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

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  1. The specific gravity of coal depends mainly on its __________ content.
  2. Percentage of argon (by volume) in dry atmospheric air is about
  3. Plasma is
  4. Use of economiser in a boiler plant reduces the fuel consumption for steam generation by about __________…
  5. Two solutions A1 & A2 have pH value of 2 & 6 respectively. It implies that the solution
  6. Which of the following approaches the ideal gas behaviour most closely?
  7. Steel & cast iron pipes are produced by __________ casting.
  8. Pick out the wrong statement.
  9. The trace metal present in insulin is
  10. Air/fuel ratio on molar (volume) basis for combustion of methane with theoretical quantity of air with…
  11. Which of the following materials does not form adherent oxide film on surface?
  12. In fluid flow, and heat and mass transfer, one encounters (i) kinematic velocity (μ), (ii) molecular…
  13. Minimum number of members required to form a Public Limited Joint Stock Com-pany is
  14. Water-tube boiler is the one, in which
  15. Which of the following is an undesirable property of slag produced during the Pyrometallurgical method…
  16. Venturimeter is used to measure the flow rate of fluids in pipes, when the pipe is in __________ position.
  17. All of the following alloying elements of steel increases hardness but sacrifice ductility, except
  18. Fibrous fracture is normally encountered in the __________ materials.
  19. Thermistors are used in __________ devices.
  20. A steam pipe is intended to be insulated with two layers of insulating materials of different thermal…
  21. Limestone is added in the blast furnace (during pig iron manufacture) to
  22. The heat treatment to which the steel wire containing > 0.25% carbon is subjected to is
  23. Water hammer is caused in steam carrying pipelines, because of
  24. The cooling rate required to freeze 1 ton of water at 0°C into ice at 0°C in 24 hours is __________…
  25. __________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where…
  26. The burnout heat flux in the nucleate boiling regime is not a function of the
  27. During sensible cooling of air, its wet bulb temperature
  28. Shampoos are commercially not available in the form of
  29. Non-ferrous alloys used for making cutting tools need not have high
  30. M10 index of coke indicates its