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Engineering Materials

Engineering Materials
The metal suitable for bearings subjected to heavy loads, is

Silicon bronze
White metal
Phosphor bronze
Monel metal

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Engineering Materials
Drop forging dies contain carbon of the order of

0.1 to 0.2%
0.7 to 0.9%
0.6 to 0.7%
0.25 to 0.5%

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Engineering Materials
Heavy duty leaf and coil springs contain carbon of the following order

0.008
0.01
0.005
0.002

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Engineering Materials
The silicon steel is widely used for

Cutting tools
Generators and transformers in the form of laminated cores
Motor car crankshafts
Connecting rods

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Engineering Materials
Addition of manganese to aluminium results in

Improving machinability
Improvement of casting characteristics
Improvement of corrosion resistance
One of the best known age and precipitation hardening systems

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Engineering Materials
Which is the false statement about wrought iron? It has

High resistance to rusting and corrosion
Uniform strength in all directions
Ability of hold protective coating
High ductility

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MORE MCQ ON Engineering Materials

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