Working of linear variable differential transducer (LVDT) is based on the principle of variable

A. Capacitance

B. Resistance

C. Mutual inductance

D. None of these

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  1. There are one octahedral void and __________ tetrahedral void in the closest packing of atoms.
  2. Thermal efficiency of an internal combustion engine is around __________ percent.
  3. The activity of pure hydrogen gas at 1000°C and 5 atm pressure
  4. The most important requirement for aluminium industry is the availability of cheap
  5. Pick out the correct statement about the condensation.
  6. Addition of __________ to steel does not impart hardness.
  7. The atmospheric temperature during melting of ice/snow (in the atmosphere)
  8. Triple point of water is
  9. Addition of __________ to steel does not help in improving its machinability.
  10. Titanium is produced by __________ of Ti Cl4.
  11. Presence of nickel & chromium in steel does not raise its
  12. Multistage compression of air as compared to single stage compression offers the advantage of
  13. Consider an ideal solution of components A and B. The entropy of mixing per mole of an alloy containing…
  14. Which of the following heat treatment processes is usually applied to castings?
  15. Blast furnace slag is mainly molten
  16. Referring to the periodic table of elements, it is found that with increasing atomic number. The atomic…
  17. Pick out the wrong statement.
  18. Natural water contains approximately __________ percent of heavy water.
  19. Cementite is in the lamellar form in the __________ phase of steel.
  20. Eutectic reaction for iron-carbon system occurs at a temperature of __________ °C.
  21. Softening of hardened steel is done by its
  22. Speed of a submarine in deep sea & that of an aeroplane is measured by a/an
  23. The fugacity of liquid water at 298 K is approximately 3171 Pa. Considering the ideal heat of vaporisation…
  24. To improve the machinability of steel, it is generally subjected to
  25. Window panes of aeroplanes are normally made of
  26. Which of the following is the most suitable material of construction for the condenser tubes, where…
  27. In a furnace with heating element temperature at 1700°C, the dominant mechanism of heat transfer…
  28. For a small scale toy factory, the fixed cost per month is Rs. 5000/-. The variable cost per toy is…
  29. Dies for wire drawing are generally made of
  30. Which of the following is not a charge material for cupola?