Materials and Construction Lead pipes are not safe for carraying drinking water, because water, containing dissolved oxygen attacks lead thereby forming poisonous Pb(OH)₂. Lead pipes are readily corroded by Dilute HC₁ v Acetic acid None of these Dilute HC₁ v Acetic acid None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In a plate type heat exchanger, heat transfer plates are never made of Stainless steel Titanium Cast iron Hastealloy C Stainless steel Titanium Cast iron Hastealloy C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Caustic soda can be stored in __________ drums. Gun metal Steel Brass Cast iron Gun metal Steel Brass Cast iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spark plugs are made of Metallic carbides Corundum High alumina ceramic Carborundum Metallic carbides Corundum High alumina ceramic Carborundum ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In hot wire aneomometer used for gas flow measurement, the wire is normally made of Chromium Constantan Platinum Copper Chromium Constantan Platinum Copper ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hardening of steel is not possible unless it is heated __________ critical point. Above the lowest Between the first & second Above the highest Between the second & third Above the lowest Between the first & second Above the highest Between the second & third ANSWER DOWNLOAD EXAMIANS APP
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