A material in which the atoms are arranged regularly in some directions but not in others, is termed as 'mesomorphous material'; an example of which is

A. Lead

B. Glass

C. Mica

D. Silver

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  3. Which of the following heat treatment processes is usually applied to castings?
  4. If Reynolds number is greater than 1, then the
  5. In case of water (Prandtl number ≈ 6) flowing over a flat plate heated over the entire length,…
  6. Which of the following is an ore dressing operation?
  7. According to thermodynamic Fahrenheit scale, the fundamental interval between ice point to steam point…
  8. The elastic strain in copper is due to the
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  10. The malleability of a material is the property by virtue of which it can be rolled or hammered into…
  11. In a totally irreversible isothermal expansion process for an ideal gas, ΔE = 0, ΔH = 0. Then…
  12. For efficient performance of a blast furnace, the extent of reduction of Wustite (FeO) should be
  13. Energy to be supplied to the radioactive nucleus for the emission of a neutron is __________ MeV.
  14. __________ cannot increase the fatigue strength of a material.
  15. The majority charge carriers in p-type silicon are
  16. Which of the following emissions in the exhaust gas of an I.C. engine causes the formation of photochemical…
  17. Limestone is added in the blast furnace (during pig iron manufacture) to
  18. Addition of __________ to steel does not help in improving its machinability.
  19. Specific gravity of a metal, which weighs 5 kg in air and 4 kg when submerged in water, will be
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  21. Which of the following are considered applications of ultrasonic testing?
  22. Saturated steam at a pressure of 25 kg/cm2 is throttled to attain 5 kg/cm2. Then the outcoming steam…
  23. Isotropic materials have the same __________ in all directions.
  24. More than 95% of __________ is present in corundum.
  25. An abrupt and sudden fall in the reading of barometer is an indication of the
  26. Which of the following can be manufactured using powder metallurgy techniques?
  27. As per the Indian boiler regulation (IBR), the type of joint preferred for the circumferential joint…
  28. Consideration of the creep is the most important in case of the
  29. Production of one ton of paper in Indian paper industry consumes about __________ kWh of electricity.
  30. Minimum temperature upto which water can be theoretically cooled down in the cooling tower by evaporative…