Materials and Construction As the impurities are oxidised, the melting point of iron Decreases May increase or decrease ; unpredictable Increases Remains unchanged Decreases May increase or decrease ; unpredictable Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Clock pendulums are usually made of __________ steel. Heat resisting High speed None of these Stainless Heat resisting High speed None of these Stainless ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Telfon (PTFE) is corroded by None of these Sulphuric acid Hydrochloric acid (10%) Hydrochloric acid (95%) None of these Sulphuric acid Hydrochloric acid (10%) Hydrochloric acid (95%) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Gas holder of a gobar (cowdung) gas plant is made of Mild steel Tin Aluminium Molybdenum stainless steel Mild steel Tin Aluminium Molybdenum stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Steel will respond to hardening by heat treatment processes, only when the minimum carbon content in it is __________ percent. 0.2 0.02 0.35 0.5 0.2 0.02 0.35 0.5 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hot working of lead is carried out at 150° C 75° C Room temperature 373° K 150° C 75° C Room temperature 373° K ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS