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Pick out the wrong statement.

A. Geothermal energy is a non-conventional source of energy

B. Mass is converted into energy in both nuclear fission & fusion reaction

C. Inhalation of mercury vapour is not harmful for human beings

D. Inhalation of arsenic causes cancer

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

You can do it
  1. In extrusion of metals, which of the following statement is true?
  2. Silicon in steel
  3. Dies for wire drawing are generally made of
  4. While the thermosetting polymers are amorphous in nature, the thermoplastic polymers are either amorphous…
  5. Which of the, following is not associated with the functioning of a petrol engine?
  6. Which of the following is preferred for riveting?
  7. Which of the following pairs is not correctly matched?
  8. Eutectoid composition of carbon steel at room temperature is
  9. A material being tested for endurance strength is subjected to the __________ load.
  10. Thermit welding uses the following energy source.
  11. Lead pencil contains
  12. Oxygen cylinders used for autogenous (cutting/welding) purposes are
  13. Pick out the wrong statement about coating/electroplating of metals.
  14. Calorific value of __________ are almost same.
  15. Heating of ferromagnetic materials to a temperature above Curie temperature makes it
  16. What happens, when SO2 is passed through a solution of H2S in water?
  17. Lead is poured into the joints between two __________ pipes.
  18. Joining of thin foils is preferred to be done by
  19. An alloy of Fe - 0.4 % C is
  20. __________ flux is used for the extraction of metal from its self fluxing ores.
  21. Which of the following is normally not found in both the S.I. (petrol) & C.I. (diesel) engines?
  22. Constituents of stellite are
  23. Which of the following emissions in the exhaust gas of an I.C. engine causes the formation of photochemical…
  24. Electrometallurgical methods of metal extraction is normally used for those metals
  25. __________ is the most suitable lubricant for drawing mild steel wires?
  26. LVDT used for displacement measurement is a/an __________ transducer.
  27. Property responsible for the talcum powder to cling to the skin is the
  28. Which of the following rays has the least wavelength?
  29. __________ is the process used for setting up compressive stresses in the surface of a metal to improve…
  30. Pick out the wrong statement.