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Materials and Construction Quiz 4

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Materials and Construction Quiz 4

1 / 50

Fatigue failure of a material may occur, when it is subjected to ______ stress?

2 / 50

Glass lined vessels are not used for handling/storing___________?

3 / 50

Galvanising is not a zinc diffusion process. A zinc diffusion process is termed as_______?

4 / 50

German silver in an alloy of_________?

5 / 50

Galvanised iron is_____?

6 / 50

Galvanising (i.e., zinc coating) of steel sheets is done to________?

7 / 50

For platinum thermocouples, lead wires are made of_____?

8 / 50

Hardest materials so far found is__________?

9 / 50

Gun metal is an alloy of___________?

10 / 50

Duralumin is an alloy of__________?

11 / 50

Generally ______ are subjected to galvanising (i.e., zinc coating)?

12 / 50

Hardest material so far found is___________?

13 / 50

Fermenter used in the production of penicillin by deep fermentation process is a _______ lined steel vessel ?

14 / 50

Gunmetal and bronze are not corroded by the action of___________?

15 / 50

Duriron is___________?

16 / 50

Hastelloy C is a good material of construction in chemical process industry, since it is _____?

17 / 50

Glass is corroded by_________?

18 / 50

German silver is an alloy of copper, nickel and_________?

19 / 50

Dry chlorine can be handled in a vessel made of___________?

20 / 50

Dies for wire drawing are generally made of___________?

21 / 50

Dilute sulphuric acid is transported in ______ pipes?

22 / 50

High carbon steel contains more than ______ percent carbon?

23 / 50

Evaporators used in caustic soda recovery and production plant are made of________?

24 / 50

Gas holder of a gobar (cow-dung) gas plant is made of_____?

25 / 50

Galvanising is generally done on_____?

26 / 50

For handling sulphuric acid of 95% strength, the suitable material of construction for pipes is___________?

27 / 50

High speed cutting tool steels contain about ________ percent of tungsten?

28 / 50

Failure of a material is termed as fatigue failure, if it fails below the yield point. The resistance to fatigue failure of a material is measured by the___________?

29 / 50

Fatigue failure of a material results from ______ stress?

30 / 50

Fatigue strength of a material increases by_______?

31 / 50

High speed steel should have high_____?

32 / 50

Hammers and railway rails are normally made of_____?

33 / 50

Ferric stainless steels compared to austenitic stainless steels_________?

34 / 50

Hot working of lead is carried out at__________?

35 / 50

Heavy duty bearings are usually made of_____?

36 / 50

Graphite is corroded by__________?

37 / 50

H2SO4 (< 50% concentration) is corrosive to__________?

38 / 50

High degree of toughness is a must for___________?

39 / 50

Hastelloy comprises of______?

40 / 50

Hardened steel is softened by_____?

41 / 50

Dielectric strength of a material is______?

42 / 50

Fatigue failure of a material results from _______ stress?

43 / 50

German silver used for decorative purposes contains maximum percentage of_____?

44 / 50

Graphite is a good_________?

45 / 50

Glass lined vessels are not used for handling___________?

46 / 50

Hardening of steel is not possible unless it is heated _______ critical point?

47 / 50

For storing water and acid free benzol, use a _______ vessel?

48 / 50

High speed steel tools retain their hardness upto a temperature of ______ ?C?

49 / 50

Evaporator used for concentrating tomato juice is made of ___________?

50 / 50

For spinning viscose rayon, the extrusion spinnerettes are made of _____?

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