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. Dilute HCI Concentrated H₂SO₄ None of these Acetic acid Dilute HCI Concentrated H₂SO₄ None of these Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction German silver in an alloy of Copper, aluminium and silver Silver, zinc and aluminium Copper, nickel and zinc Silver, nickel and zinc Copper, aluminium and silver Silver, zinc and aluminium Copper, nickel and zinc Silver, nickel and zinc ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Plastics are Non-biodegradable Used in very high temperature applications All of these Not suitable for drainage pipe manufacture Non-biodegradable Used in very high temperature applications All of these Not suitable for drainage pipe manufacture ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel made/clad equipments are suitable for handling Nitric acid & hydrochloric acid (conc) Ammonia (both aqueous & anhydrous) Fruit juices, milk & its products and caustic soda solution Sulphuric acid (conc) Nitric acid & hydrochloric acid (conc) Ammonia (both aqueous & anhydrous) Fruit juices, milk & its products and caustic soda solution Sulphuric acid (conc) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Soap kettle used in the production of laundry soap is made of Cast iron Concrete Nickel Steel with top section nickel clad or stainless steel Cast iron Concrete Nickel Steel with top section nickel clad or stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Wrought iron is a suitable material of construction for handling __________ solutions. None of these Concentrated acidic Dilute acidic Alkalis & alkaline None of these Concentrated acidic Dilute acidic Alkalis & alkaline ANSWER DOWNLOAD EXAMIANS APP
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