Materials and Construction Which of the following alloy steels has the energy saving properties making it suitable for use in electrical machines? None of these Chromium steel Molybdenum steel Silicon steel None of these Chromium steel Molybdenum steel Silicon steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Perspex is nothing but An alloy of lead and tin Acrylic sheet Aluminium foil clad with bakelite An elastomer An alloy of lead and tin Acrylic sheet Aluminium foil clad with bakelite An elastomer ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction With increase in the carbon percentage in the steel, its Tensile strength increases Hardness increases All of these Ductility reduces Tensile strength increases Hardness increases All of these Ductility reduces ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Alpha iron is stable __________ °C. Upto 910 Above 1800 Between 910 & 1403 Above 1403 Upto 910 Above 1800 Between 910 & 1403 Above 1403 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 Relaxation Hooke's effect Hysterisis Bauschinger effect Relaxation Hooke's effect ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which metal is protected by the layer of its own oxide? Aluminium Calcium Silver Iron Aluminium Calcium Silver Iron ANSWER DOWNLOAD EXAMIANS APP
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