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Engineering Materials

Engineering Materials
Taps dies and drills contain carbon

Above 2.2%
Above 1%
Below 1%
Below 0.5%

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Engineering Materials
An engineer's hammer is made of

Mild steel
High carbon steel
Cast iron
Forged steel

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Engineering Materials
Pearlite consists of

13% cementite and 87% ferrite
6.67% carbon and 93.33% iron
13% carbon and 87% ferrite
13% ferrite and 87% cementite

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Engineering Materials
Shock resistance of steel is increased by adding

Chromium
Sulphur, lead and phosphorus
Nickel and chromium
Nickel

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Engineering Materials
Tungsten in high speed steel provides

Hot hardness
Toughness
Sharp cutting edge
Wear resistance

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Engineering Materials
Hematite iron ore contains iron about

0.55
0.7
0.3
0.45

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MORE MCQ ON Engineering Materials

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