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 Asphalt is obtained from Plastic distillation None of these Petroleum distillation Bitumen distillation Plastic distillation None of these Petroleum distillation Bitumen distillation ANSWER DOWNLOAD EXAMIANS APP
Building Materials Whitworth compressed steel is obtained when molten steel is subjected to a pressure of 5 kg/mm² 15 kg/mm² 13 kg/mm² 9 kg/mm² 5 kg/mm² 15 kg/mm² 13 kg/mm² 9 kg/mm² ANSWER DOWNLOAD EXAMIANS APP
Building Materials Number of bricks required for one cubic metre of brick masonry is 200 300 500 400 200 300 500 400 ANSWER DOWNLOAD EXAMIANS APP
Building Materials A pug mill is used for Providing brick earth Tempering brick earth Moulding brick earth Softening brick earth Providing brick earth Tempering brick earth Moulding brick earth Softening brick earth ANSWER DOWNLOAD EXAMIANS APP
Building Materials Vanadium steel is generally used for Railway switches and crossing Bearing balls Axles and springs Magnets Railway switches and crossing Bearing balls Axles and springs Magnets ANSWER DOWNLOAD EXAMIANS APP
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