Materials and Construction For platinum thermocouples, lead wires are made of Copper & copper-nickel alloys Iron & nickel Tin & nickel Copper & iron Copper & copper-nickel alloys Iron & nickel Tin & nickel Copper & iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of silicon in steel Indicates that steel is not deoxidised properly Is in the form of free Si Decreases the blow holes formation tendency in castings None of these Indicates that steel is not deoxidised properly Is in the form of free Si Decreases the blow holes formation tendency in castings None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The main purpose of galvanising iron sheets is to Harden the surface Prevent the action of water Prevent the action of oxygen Increase its glossiness and lustre Harden the surface Prevent the action of water Prevent the action of oxygen Increase its glossiness and lustre ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Rubber lined pumps can be used to pump All of these Caustic soda Chlorinated brine Hypochlorous acid All of these Caustic soda Chlorinated brine Hypochlorous acid ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Corrosion resisting properties of cast iron are significantly improved by the addition of 12 - 15% of Vanadium Tungsten All of these Silicon Vanadium Tungsten All of these Silicon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Addition of 2% nickel in steel makes it suitable for making Boiler plates, rivets etc Electronic valves Connecting rod Turbine blades Boiler plates, rivets etc Electronic valves Connecting rod Turbine blades ANSWER DOWNLOAD EXAMIANS APP
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