Building Materials Questions

• Pick up the correct statement from the following:
• Dextrin is
• Pozzolana (or surkhi) is used in lime
• Quick setting cement is produced by adding
• The type of steel used for precision levelling staff, is
• The timber having maximum resistance against white ants, is obtained from
• Bulking of sand is caused due to
• The commonly used drying oil for oil paints, is
• Pick up the correct statement from the following:
• Pick up the correct statement from the following:
• The rocks which are formed due to pouring of magma at the earth's surface are called
• Rapid hardening cement contains
• The cast iron when heated to red heat with powdered red haemetite in an oven for increasing its toughness, is converted to
• The cement becomes unsound by the presence of excess
• In a rock calcium carbonate predominates. State whether it is :
• The most durable varnish is
• A volatile substance added to a paint to make its application easy and smooth, is known as
• Jhumb bricks are
• For one cubic metre of brick masonry, number of bricks required, is
• Age of a tree may be ascertained by