Materials and Construction Presence of even very minute amount (say 0.1%) of __________ in copper, reduces its electrical conductivity very seriously. Both B and C Antimony Bismuth Arsenic Both B and C Antimony Bismuth Arsenic ANSWER DOWNLOAD EXAMIANS APP
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 Stainless steel Monel Copper Copper alloys Stainless steel Monel Copper ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High resistance electrical heating elements/wire are not made of Kanthal wire Nichrome Marageing steel Nimonic alloys Kanthal wire Nichrome Marageing steel Nimonic alloys ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The material used in the filament of electric bulbs is Constantan Nichrome Tungsten German silver Constantan Nichrome Tungsten German silver ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The main purpose of galvanising iron sheets is to Prevent the action of oxygen Prevent the action of water Harden the surface Increase its glossiness and lustre Prevent the action of oxygen Prevent the action of water Harden the surface Increase its glossiness and lustre ANSWER DOWNLOAD EXAMIANS APP
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