Building Materials Bitumen is generally obtained from Coal Petroleum product Organic material Synthetic material Coal Petroleum product Organic material Synthetic material ANSWER DOWNLOAD EXAMIANS APP
Building Materials Strength of cement concrete primarily depends upon Water-cement ratio Quantity of aggregate Quantity of cement Quality of water Water-cement ratio Quantity of aggregate Quantity of cement Quality of water ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most fire resistant paints are: Aluminium paints Enamel paints Cement paints Asbestos paints Aluminium paints Enamel paints Cement paints Asbestos paints ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following bricks are used for lining of furnaces? First class bricks Under-burnt bricks Refractory bricks Over-burnt bricks First class bricks Under-burnt bricks Refractory bricks Over-burnt bricks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Manganese steels Are non-magnetic All listed here Possess low coefficient of expansion Possess high electrical resistance Are non-magnetic All listed here Possess low coefficient of expansion Possess high electrical resistance ANSWER DOWNLOAD EXAMIANS APP
Building Materials The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively: 75, 10, 15 10, 15, 75 10, 75, 15 15, 75, 10 75, 10, 15 10, 15, 75 10, 75, 15 15, 75, 10 ANSWER DOWNLOAD EXAMIANS APP
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