Building Materials Spalling hammer is used for Driving wooden headed chisels Carving of stones Rough dressing of stones Breaking small projection of stones Driving wooden headed chisels Carving of stones Rough dressing of stones Breaking small projection of stones ANSWER DOWNLOAD EXAMIANS APP
Building Materials Manganese steels Are non-magnetic Possess high electrical resistance All listed here Possess low coefficient of expansion Are non-magnetic Possess high electrical resistance All listed here Possess low coefficient of expansion ANSWER DOWNLOAD EXAMIANS APP
Building Materials The method of addition polymerization is used for obtaining: Polyvinylchloride Polystyrene All of these Polypropylene Polyvinylchloride Polystyrene All of these Polypropylene ANSWER DOWNLOAD EXAMIANS APP
Building Materials The process of decarbonising the pig iron completely and then adding proper percentage of carbon for manufacturing steel, is called Cementation process Open hearth process Bessemer process Crucible process Cementation process Open hearth process Bessemer process Crucible process ANSWER DOWNLOAD EXAMIANS APP
Building Materials The minimum compressive strength of 1st class bricks should be 100 kg/cm² 75 kg/cm² 120 kg/cm² 75 kg/cm² 100 kg/cm² 75 kg/cm² 120 kg/cm² 75 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Building Materials Permanent magnets are made of high carbon steel and 20% of cobalt 45% of cobalt 15% of cobalt 35% of cobalt 20% of cobalt 45% of cobalt 15% of cobalt 35% of cobalt ANSWER DOWNLOAD EXAMIANS APP
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