Materials and Construction A hardness depth of about 3 mm can be achieved by induction hardness in __________ seconds. 250 100 500 5 250 100 500 5 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spark plugs, ignition tubes and electrodes are made of nickel __________ alloys. Iron Beryllium Manganese Copper Iron Beryllium Manganese Copper ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The most resistant material to alkaline corrosion is Nickel Duriron Aluminium Karbate Nickel Duriron Aluminium Karbate ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A steel alloy containing 36% nickel is called __________ , which has a zero co- efficient of expansion. Austenitic stainless steel Invar Heat resisting steel High speed steel Austenitic stainless steel Invar Heat resisting steel High speed steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Containers made of high silicon cast iron (14% Si) are not suitable for the storage of Acetic acid Hydrochloric acid (concentrated) Benzoic & boric acids Phosphoric acid (95%) & sulphuric acid (95%) Acetic acid Hydrochloric acid (concentrated) Benzoic & boric acids Phosphoric acid (95%) & sulphuric acid (95%) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following exercises most powerful influence on the mechanical properties of steel? Manganese Silicon Carbon Phosphorous Manganese Silicon Carbon Phosphorous ANSWER DOWNLOAD EXAMIANS APP
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