Materials and Construction In order to be called steel, an alloy should have iron percentage greater than 50 70 80 90 50 70 80 90 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction An alloy used as thermocouple material comprises of 40% nickel and 60% copper. Chromel German silver Constantan Kanthal Chromel German silver Constantan Kanthal ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Addition of nickel to copper improves its Strength Machinability Ductility Hardness Strength Machinability Ductility Hardness 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. Acetic acid Concentrated H₂SO₄ None of these Dilute HCI Acetic acid Concentrated H₂SO₄ None of these Dilute HCI ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The 'bomb' in the bomb calorimeter is made of Copper Mild steel High silicon iron (14% Si) Molybdenum stainless steel Copper Mild steel High silicon iron (14% Si) Molybdenum stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following has the highest density and the lowest melting point? Lead Stainless steel Titanium Aluminium Lead Stainless steel Titanium Aluminium ANSWER DOWNLOAD EXAMIANS APP
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