Materials and Construction Quiz 9
1 / 50
Tin base and lead base alloys are used for bearing materials. Tin compared to lead has lower__________?
2 / 50
Which of the following is not an alloy of copper ?
3 / 50
Tin coating on metals is not done by_______?
4 / 50
Which of the following heat treatment processes is used for softening the hardened material ?
5 / 50
Which of the following finds the least commercial use ?
6 / 50
Tin in its pure form is used for making________?
7 / 50
Vycor, a widely used material for making ?thermal wells? in temperature measurement, is a________?
8 / 50
To improve the machinability of steel, it is generally subjected to________?
9 / 50
Titanium metal__________?
10 / 50
Which of the following alloy steels has the energy saving properties making it suitable for use in electrical machines ?
11 / 50
When the steel is subjected to normalising, its _______ decreases?
12 / 50
Which of the following is not a non-ferrous alloy ?
13 / 50
Which of the following is not a nickel based alloy ?
14 / 50
Which of the following exercises most powerful influence on the mechanical properties of steel ?
15 / 50
Which of the following is not an alloy of nickel and chromium ?
16 / 50
Which of the following has a very high carbide forming tendency in steels ?
17 / 50
Which of the following is an alloy of nickel and copper ?
18 / 50
Which of the following has no effect on the carbide forming tendency in steels ?
19 / 50
Very high sulphur in pig iron makes _____?
20 / 50
Which of the following alloy steels is the most suitable for making gun barrels and projectiles ?
21 / 50
Which of the following has the highest density and the lowest melting point ?
22 / 50
To improve the machinability of steel by its softening, it is subjected to ___________?
23 / 50
Water gas generator is made of___________?
24 / 50
Which of the following constituents of cast iron is mainly responsible for imparting it an anti-corrosive property ?
25 / 50
Which is an amorphous material ?
26 / 50
Thermosetting resins are those polymers, which___________?
27 / 50
Tin vessels are corroded by______?
28 / 50
Urea autoclave is made of__________?
29 / 50
Which of the following contains maximum percentage of carbon ?
30 / 50
Which has the maximum melting point out of the following ?
31 / 50
Tubes of multiple effect evaporator used for concentration of sugar cane juice are made of ___________?
32 / 50
Which of the following crystal structures characterises the austenitic stainless steel ?
33 / 50
Which of the following alloys does not contain nickel ?
34 / 50
Which metal is protected by the layer of its own oxide ?
35 / 50
Which of the following has the poorest weldability ?
36 / 50
Which of the following has the least carbon percentage ?
37 / 50
Which of the following is a light alloy ?
38 / 50
Which of the following is a non-magnetic material ?
39 / 50
Vessels made of ______ can be used to store dry chlorine?
40 / 50
Trough of an apron conveyor is made of_____?
41 / 50
Which of the following crystal structures characterises the ferritic stainless stee l?
42 / 50
Valves in pipe size of 2? and under are normally made of_________?
43 / 50
Visco-elastic behaviour of materials which is time dependent is common in_______?
44 / 50
Which of the following is a low melting point metal ?
45 / 50
46 / 50
Which of the following comprises of hydrocarbons ?
47 / 50
When iron is rusted, it is___________?
48 / 50
Which of the following has the highest compressive strength ?
49 / 50
Which of the following has the least value of ultimate tensile strength (UTS) ?
50 / 50
Which is the purest form of iron ?
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