Building Materials Questions

• In a mortar, the binding material is
• For melting one tonne of cast iron
• Wrought iron contains carbon about
• Quartzite is a
• Pick up the correct statement from the following:
• Polymerization helps to improve the property of
• The variety of pig iron used for the manufacture of steel by Bessemer process, is
• Pick up the polymineralic rock from the following:
• Vanadium steel is generally used for
• The main constituent of fly-ash, is
• Due to attack of dry rot, the timber
• Elastomers can extend upto
• In the method of condensation polymerization,
• Asbestos cement
• Depending on the chemical composition and mechanical properties, iron may be classified as
• Pick up the hypabyssal rock from the following:
• The variety of pig iron used for manufacture of wrought iron, is
• Fibre glass
• Brittleness of cold is due to an excess of
• The process of manufacturing steel by heating short lengths of wrought iron bars mixed with charcoal in fire clay crucibles and collecting the molten iron into moulds, is known as