Materials and Construction To improve the machinability of steel, it is generally subjected to Normalising Spheroidising Tempering Annealing Normalising Spheroidising Tempering Annealing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead Is the lightest metal in common use Can not be scratched by finger nails Can not be work hardened Is the hardest metal in common use Is the lightest metal in common use Can not be scratched by finger nails Can not be work hardened Is the hardest metal in common use ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The loss of strength in compression which occurs, when there is a gain of strength in tension due to over loading is called Hysterisis Bauschinger effect Hooke's effect Relaxation Hysterisis Bauschinger effect Hooke's effect Relaxation ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Carbon is present in steel wholly in the Free state as graphite Both A & B Combined form Neither A nor B Free state as graphite Both A & B Combined form Neither A nor B 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. None of these Dilute HCI Acetic acid Concentrated H₂SO₄ None of these Dilute HCI Acetic acid Concentrated H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following finds the least commercial use? High carbon steel Pure iron Low carbon steel High silicon iron High carbon steel Pure iron Low carbon steel High silicon iron ANSWER DOWNLOAD EXAMIANS APP
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