Materials and Construction Which of the following is a low melting point metal? Stainless steel Copper Wrought iron Tin Stainless steel Copper Wrought iron Tin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is used for examining the macro-structure of a material. Metallurgical microscope Visual inspection by naked eye X-rays Optical microscope Metallurgical microscope Visual inspection by naked eye X-rays Optical microscope ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mild steel is Very poor in strength & ductility A high carbon steel (0.5 to 1.5% carbon) A low carbon steel (0.05 to 0.3% carbon) Highly resistant to corrosion (as much as stainless steel) Very poor in strength & ductility A high carbon steel (0.5 to 1.5% carbon) A low carbon steel (0.05 to 0.3% carbon) Highly resistant to corrosion (as much as stainless steel) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Maximum consumption of copper is in Small scale industries Industrial equipment manufacture Utensil manufacture Electrical industry Small scale industries Industrial equipment manufacture Utensil manufacture Electrical industry 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 Acetic acid Dilute HCI Concentrated H₂SO₄ None of these Acetic acid Dilute HCI ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Silicon percentage in iron castings to have maximum hardness should be about 0.3 0.8 2.5 0.5 0.3 0.8 2.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS