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  1. Triple point of water is
  2. More than 95% of __________ is present in corundum.
  3. Increase in the entropy of a system represents the
  4. Coating thickness in case of galvanising of steel sheet generally corresponds to the deposition of __________…
  5. Common salt is produced from sea water in India generally by the __________ method.
  6. Pick out the wrong statement about coating/electroplating of metals.
  7. Brittleness induced due to the presence of sulphur in steel can be reduced by adding
  8. Pick out the correct statement about the condensation.
  9. The ratio of the shear stress to the principal stress on a principal plane is
  10. At absolute zero temperature, for any reaction involving condensed phases
  11. The following type of bonding is strongly directional in solids.
  12. Co-efficient of performance of a Carnot cycle refrigerator operating between - 23°C and + 27°C…
  13. Globular form of cementite is formed during the __________ process.
  14. Enzymes belong to the category of
  15. Stellite is a __________ material.
  16. Speisses is a mixture of the following:
  17. Maximum permissible air velocity in pipelines is about __________ metre/second.
  18. Out of the following, the joint produced by __________ has the lowest strength.
  19. The swift cup test evaluates the following property of a sheet metal.
  20. Midrex process of sponge iron production uses reformed natural gas as the reducing agent, which uses…
  21. Electrolytic reduction cell used for conversion of calcined Al2O3 to Al is a carbon lined furnace operating…
  22. Unit of viscosity in CGS system is
  23. Which of the following commonly used condenser tube materials has the lowest thermal conductivity?
  24. In a totally irreversible isothermal expansion process for an ideal gas, ΔE = 0, ΔH = 0. Then…
  25. Leakage in a cooking gas cylinder is detected by
  26. For infinite parallel planes having emissivities ε1 & ε2, the interchange factor for radiation…
  27. Temperature of hot gases flowing in a pipe is measured by a thermocouple inserted in the thermal well.…
  28. Exposure to __________ accelerates the degradation of plastics.
  29. For a spontaneous natural process at constant temperature and pressure, the free energy of the system…
  30. X-rays are