Materials and Construction A steel alloy containing 36% nickel is called __________ , which has a zero co- efficient of expansion. High speed steel Invar Heat resisting steel Austenitic stainless steel High speed steel Invar Heat resisting steel Austenitic stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Iron alloyed with carbon upto 2% is called High carbon steel Pig iron None of these Wrought iron High carbon steel Pig iron None of these Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Gunmetal and bronze are not corroded by the action of Hydrochloric acid (10%) Nitric acid (< 25%) Synthetic detergent solution Wet chlorine Hydrochloric acid (10%) Nitric acid (< 25%) Synthetic detergent solution Wet chlorine ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Telfon (PTFE) is corroded by Sulphuric acid Hydrochloric acid (95%) Hydrochloric acid (10%) None of these Sulphuric acid Hydrochloric acid (95%) Hydrochloric acid (10%) None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Caustic soda can be stored in __________ drums. Cast iron Brass Gun metal Steel Cast iron Brass Gun metal Steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is not used as the ceramic material in 'cermets'? Nitrides Silicides Oxides Carbides Nitrides Silicides Oxides Carbides ANSWER DOWNLOAD EXAMIANS APP
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