Materials and Construction Presence of silicon in steel Decreases the blow holes formation tendency in castings Is in the form of free Si None of these Indicates that steel is not deoxidised properly Decreases the blow holes formation tendency in castings Is in the form of free Si None of these Indicates that steel is not deoxidised properly ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spark plugs, ignition tubes and electrodes are made of nickel __________ alloys. Beryllium Iron Copper Manganese Beryllium Iron Copper Manganese ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Beehive coke ovens are made of __________ bricks. Silica Silicon carbide Fireclay Corundum Silica Silicon carbide Fireclay Corundum ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Monel metal is an alloy of Molybdenum and zinc Nickel and copper Molybdenum and aluminium Molybdenum and nickel Molybdenum and zinc Nickel and copper Molybdenum and aluminium Molybdenum and nickel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its High co-efficient of thermal expansion High corrosion resistance Low thermal conductivity All of these High co-efficient of thermal expansion High corrosion resistance Low thermal conductivity All of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ moulding process can not be used for thermoplastic plastics. Compression None of these Extrusion Injection Compression None of these Extrusion Injection ANSWER DOWNLOAD EXAMIANS APP
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