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. Acetic acid Dilute HCI Concentrated H₂SO₄ None of these Acetic acid Dilute HCI Concentrated H₂SO₄ None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is not shipped in mild steel containers? Formic acid Ammonia Ethyl alcohol Acetone Formic acid Ammonia Ethyl alcohol Acetone ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The preferred material of construction for storage tanks for 98% sulphuric acid is Lead Aluminium Stainless steel 316 Mild steel Lead Aluminium Stainless steel 316 Mild steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A hardness depth of about 3 mm can be achieved by induction hardness in __________ seconds. 5 500 100 250 5 500 100 250 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction For platinum thermocouples, lead wires are made of Iron & nickel Tin & nickel Copper & copper-nickel alloys Copper & iron Iron & nickel Tin & nickel Copper & copper-nickel alloys Copper & iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Heavy duty bearings are usually made of White metal Monel Phosphorous bronze Zinc White metal Monel Phosphorous bronze Zinc ANSWER DOWNLOAD EXAMIANS APP
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