Materials and Construction Lead pipe is Especially resistant to solutions containing H₂SO₄ Having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain All of these Usually joined by burning (e.g. by melting to adjacent pieces with a torch) Especially resistant to solutions containing H₂SO₄ Having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain All of these Usually joined by burning (e.g. by melting to adjacent pieces with a torch) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A material is called 'ductile', if it can be Made lustrous by heating it Fractured without deformation Hammered to a thin sheet Drawn into wires Made lustrous by heating it Fractured without deformation Hammered to a thin sheet Drawn into wires ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its High co-efficient of thermal expansion All of these High corrosion resistance Low thermal conductivity High co-efficient of thermal expansion All of these High corrosion resistance Low thermal conductivity 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 None of these Dilute HCI Acetic acid Concentrated H₂SO₄ None of these Dilute HCI Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead Is the hardest metal in common use Is the lightest metal in common use Can not be work hardened Can not be scratched by finger nails Is the hardest metal in common use Is the lightest metal in common use Can not be work hardened Can not be scratched by finger nails ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A hardness depth of about 3 mm can be achieved by induction hardness in __________ seconds. 500 100 5 250 500 100 5 250 ANSWER DOWNLOAD EXAMIANS APP
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