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Engineering Materials

Engineering Materials
In grey cast iron, carbon is present in the form of

Cementite
Free carbon
Spheroids
Flakes

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Engineering Materials
Machining properties of steel are improved by adding

Silicon, aluminium, titanium
Vanadium, aluminium
Sulphur, lead, phosphorous
Chromium, nickel

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Engineering Materials
The compressive strength of cast iron is __________that of its tensile strength.

None of these
More than
Less than
Equal to

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Engineering Materials
Neutral solution is one which has pH value

pH value has nothing to do with neutral solution
Greater than 7
Less than 7
Equal to 7

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Engineering Materials
Acidic solution is one which has pH value

Less than 7
pH value has nothing to do with neutral solution
Greater than 7
Equal to 7

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Engineering Materials
Beryllium bronze contains

97.75% copper and 2.25% beryllium
60% copper and 40% beryllium
99% copper and 1% beryllium
80% copper and 20% beryllium

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MORE MCQ ON Engineering Materials

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