Building Materials The main function of alumina in brick earth is To make the brick durable To prevent shrinkage To make the brick impermeable To impart plasticity To make the brick durable To prevent shrinkage To make the brick impermeable To impart plasticity ANSWER DOWNLOAD EXAMIANS APP
Building Materials Oil varnish generally consists of Resin, oil and turpentine Synthetic resin and spirit Spirit, oil and wax Oil, wax and resin Resin, oil and turpentine Synthetic resin and spirit Spirit, oil and wax Oil, wax and resin ANSWER DOWNLOAD EXAMIANS APP
Building Materials Stones used for the construction of retaining walls must be Hard Soft Heavy Light Hard Soft Heavy Light ANSWER DOWNLOAD EXAMIANS APP
Building Materials The basic purpose of a retarder in concrete is To render the concrete more water tight To improve the workability of concrete mix To decrease the initial setting time of cement paste in concrete To increase the initial setting time of cement paste in concrete To render the concrete more water tight To improve the workability of concrete mix To decrease the initial setting time of cement paste in concrete To increase the initial setting time of cement paste in concrete ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is 30° 45° 90° 0° 30° 45° 90° 0° ANSWER DOWNLOAD EXAMIANS APP
Building Materials During smelting process, the combination of fuel in the furnace Forms carbon dioxide Carbon dioxide with carbon forms carbon mono-oxide Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 All listed here Forms carbon dioxide Carbon dioxide with carbon forms carbon mono-oxide Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 All listed here ANSWER DOWNLOAD EXAMIANS APP