Materials and Construction An alloy used as thermocouple material comprises of 40% nickel and 60% copper. Kanthal Chromel Constantan German silver Kanthal Chromel Constantan German silver ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with Karbate Acidic refractory Rubber Lead or acid-proof bricks Karbate Acidic refractory Rubber Lead or acid-proof bricks ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hardening of steel is not possible unless it is heated __________ critical point. Above the highest Between the first & second Between the second & third Above the lowest Above the highest Between the first & second Between the second & third Above the lowest ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction High speed steel should have high Toughness Hardenability Wear resistance Both B & C Toughness Hardenability Wear resistance Both B & C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which one contains the least percentage of carbon? Cast iron High speed steel Pig iron Wrought iron Cast iron High speed steel Pig iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Wood is corroded by Chlorine (dry or wet) SO₂ (dry or wet) Hydrochloric acid All of these Chlorine (dry or wet) SO₂ (dry or wet) Hydrochloric acid All of these ANSWER DOWNLOAD EXAMIANS APP
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