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 Acetic acid None of these Dilute HCI Concentrated H₂SO₄ Acetic acid None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is not used as the ceramic material in 'cermets'? Oxides Nitrides Silicides Carbides Oxides Nitrides Silicides Carbides ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A measure of toughness of a material is its Area under stress-strain diagram Percentage elongation Ultimate strength Yield strength Area under stress-strain diagram Percentage elongation Ultimate strength Yield strength ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction How many atoms are there per unit cell in a body centred cubic lattice system? 2 4 6 3 2 4 6 3 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Very high sulphur in pig iron makes All of these Its hard and machinable Its casting unsound Its brittle and malleable All of these Its hard and machinable Its casting unsound Its brittle and malleable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Light weight metallic alloy used in aircraft industry is High silicon (14%) iron Aluminium Phosphor bronze Duralumin High silicon (14%) iron Aluminium Phosphor bronze Duralumin ANSWER DOWNLOAD EXAMIANS APP
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