Materials and Construction Rotary driers are generally made of Cast iron Tin lined with refractory bricks High silicon iron (14% Si) Mild steel Cast iron Tin lined with refractory bricks High silicon iron (14% Si) Mild steel 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
Materials and Construction In the Contact process of sulphuric acid manufacture, 98% acid cooler is made of Rubber lined steel Cast iron Lead lined steel Stainless steel Rubber lined steel Cast iron Lead lined steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High speed steel tools retain their hardness upto a temperature of __________ °C. 500 900 750 1100 500 900 750 1100 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spark plugs, ignition tubes and electrodes are made of nickel __________ alloys. Beryllium Copper Manganese Iron Beryllium Copper Manganese Iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Glass lined vessels are not used for handling/storing Dilute HCl Dilute H₂SO₄ Dilute HNO₃ Hydroflouric acid Dilute HCl Dilute H₂SO₄ Dilute HNO₃ Hydroflouric acid ANSWER DOWNLOAD EXAMIANS APP
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