Materials and Construction Polythene (low or high density) containers are not corroded by Nitric acid (95%) at room temperature Any of these Sulphuric acid (10%) at room temperature Sulphur trioxide at 60°C Nitric acid (95%) at room temperature Any of these Sulphuric acid (10%) at room temperature Sulphur trioxide at 60°C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A hardened steel essentially contains None of these Sorbite Troostite Martensite None of these Sorbite Troostite Martensite ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction For platinum thermocouples, lead wires are made of Tin & nickel Copper & copper-nickel alloys Iron & nickel Copper & iron Tin & nickel Copper & copper-nickel alloys Iron & nickel Copper & iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction White metal is an alloy of Copper and lead Copper, tin and zinc None of these Lead, tin and cadmium Copper and lead Copper, tin and zinc None of these Lead, tin and cadmium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead pipes are not safe for carrying drinking water because water containing dissolved oxygen attacks lead thereby forming poisonous Pb (OH)2. Concentrated H₂SO₄ Dilute HCI Acetic acid None of these Concentrated H₂SO₄ Dilute HCI Acetic acid None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Dry chlorine can be handled in a vessel made of Brass Iron or steel PVC Ickel Brass Iron or steel PVC Ickel ANSWER DOWNLOAD EXAMIANS APP
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