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A spring material should have low

A. Elastic limit

B. Deflection value

C. Fatigue resistance

D. None of these

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

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  1. With increasing carbon percent in steel beyond 0.8%, its ultimate tensile strength (UTS) and __________…
  2. For a thermodynamic system undergoing a process, which of the following pairs best expresses the relationship…
  3. The refrigerant freon-12 is chemically
  4. Stellite is a __________ material.
  5. Which of the following is normally not found in both the S.I. (petrol) & C.I. (diesel) engines?
  6. The malleability of a material is the property by virtue of which it can be rolled or hammered into…
  7. Pick out the wrong statement.
  8. Corrosion is
  9. Strain hardening effect in metals subjected to cold working is due to the __________ mechanism.
  10. Silicon percentage in acid resistant cast iron is about
  11. Drossing is a __________ operation.
  12. Pick out the wrong statement.
  13. Even though heat transfer co-efficient in boiling liquids is large, use of fins is advantageous, when…
  14. Which of the following is not the commercial name of poly-methyl-methacrylate (PMMA)?
  15. Angular displacement can be measured suitably by a
  16. Temper brittleness of a material can be fairly detected by the __________ test.
  17. Normalising does not __________ of a metal.
  18. Use of flux during soldering is done to
  19. Particle nature of cathode rays is proved due to the fact that they
  20. Reduction in the grain size reduces the __________ of the material.
  21. Steel produced from phosphatic iron is __________ in nature.
  22. In a totally irreversible isothermal expansion process for an ideal gas, ΔE = 0, ΔH = 0. Then…
  23. Which of the following is the most suitable material of construction for the condenser tubes, where…
  24. Limestone is added in the blast furnace (during pig iron manufacture) to
  25. Metallic surveying tapes are made of __________ which has a low co-efficient of expansion & enough strength.
  26. In multipass welds, shot peening is done after each pass to
  27. Which of the following has the highest modulus of elasticity (about 7 × 106 kg/cm2)?
  28. Pick out the wrong statement.
  29. Plants produce carbohydrates from the CO2 present in the atmosphere by
  30. A thin, flat & square plate measuring 2 m × 2 m is freely hanging in ambient air at 25°C.…