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Materials and Construction

Materials and Construction
Tubes of multiple effect evaporator used for concentration of sugar cane juice are made of

Brass
Stainless steel
Nickel
Copper

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Materials and Construction
__________ is a donor impurity for semi-conductors.

Antimony
Gallium
Boron
None of these

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Materials and Construction
Dielectric strength of a material is

Its capacity to resist the flow of current
Its energy stroage capacity
A magnetic property
Its capacity to withstand high voltage

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Materials and Construction
The most commonly used resin for making reinforced plastic is

Unsaturated polyester
Polypropylene
Nylon-6
Polyurathane

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Materials and Construction
__________ iron is produced, when molten pig iron is allowed to cool gradually.

None of these
Wrought
White cast
Grey cast

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Materials and Construction
How many atoms are there per unit cell in a body centred cubic lattice system?

4
2
6
3

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