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__________ has the highest melting point out of the following.

A. Tungsten

B. Zirconium

C. Molybdenum

D. Tantalum

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

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  1. Insulation of liquid surface can be achieved by __________ on top of its surface.
  2. Tempering of a material does not improve its
  3. Eutectoid composition of carbon steel at room temperature is
  4. __________ is the hardest material out of the following.
  5. Maximum permissible sulphur content in steel is __________ percent.
  6. With increase in steam pressure, its specific volume decreases
  7. On oscilloscope screen for dynamic measurement, lissajous diagram is normally used to determine the…
  8. Austempering process results in the formation of __________ structure.
  9. Which of the following is an example of stress corrosion?
  10. Milk is fat dispersed in water. It is an example of
  11. The two elements required to form substitutional solid solution should not have
  12. If the demand for an item is trebled and the order cost is reduced to one third, then the economic order…
  13. Quartz is a __________ material.
  14. Resistance of an electrical conductor is proportional to its (where, l = length and A = cross-sectional…
  15. Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts…
  16. For separating small pieces of metal from engine oil of a car, the best separating technique is the
  17. The surface tension of a liquid, at critical temperature is
  18. Coating provided on the electrodes used in the arc welding is not expected to
  19. Pearlite comprises of
  20. Which of the following can be manufactured using powder metallurgy techniques?
  21. Which of the following fastening devices has its both ends threaded?
  22. Exposure to __________ accelerates the degradation of plastics.
  23. Other parameters remaining same, the recrystallisation temperature of an alloy is lowered, when
  24. The atmospheric temperature during melting of ice/snow (in the atmosphere)
  25. Carbon supply in pack carburising process is in the form of
  26. Gratings is associated with the measurement of
  27. __________ test determines the yield strength, Young's modulus of elasticity, percentage reduction in…
  28. The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of…
  29. __________ temperature remains constant during adiabatic saturation process of unsaturated air.
  30. With increase in temperature, the electrical conductivity of a __________ decreases.