Materials and Construction Thermometer bulb & capillary in case of mercury filled pressure spring expansion thermometer is normally made of __________ as mercury does not amalgamate with it. Copper alloys Copper Monel Stainless steel Copper alloys Copper Monel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The main purpose of galvanising iron sheets is to Increase its glossiness and lustre Prevent the action of water Harden the surface Prevent the action of oxygen Increase its glossiness and lustre Prevent the action of water Harden the surface Prevent the action of oxygen ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Dry chlorine can be handled in a vessel made of PVC Brass Ickel Iron or steel PVC Brass Ickel Iron or steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High speed steel tools retain their hardness upto a temperature of __________ °C. 1100 500 900 750 1100 500 900 750 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A magnetic material becomes __________ above the Curie temperature. Diamagnetic Paramagnetic Ferromagnetic None of these Diamagnetic Paramagnetic Ferromagnetic None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A steel alloy containing 36% nickel is called __________ , which has a zero co- efficient of expansion. High speed steel Heat resisting steel Austenitic stainless steel Invar High speed steel Heat resisting steel Austenitic stainless steel Invar ANSWER DOWNLOAD EXAMIANS APP
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