Materials and Construction Hardening of steel is not possible unless it is heated __________ critical point. Above the highest Between the second & third Above the lowest Between the first & second Above the highest Between the second & third Above the lowest Between the first & second ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Bronze is an alloy of copper and Nickel Lead Tin Zinc Nickel Lead Tin Zinc ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of high amount of silicon in cast iron Increases the formation of graphite Increases the contraction of the metal Suppresses the decomposition of Fe₃ C Reduces its fluidity Increases the formation of graphite Increases the contraction of the metal Suppresses the decomposition of Fe₃ C Reduces its fluidity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Babbit metal (used for making bearings) comprises of Saw dust and iron dust mixture Zinc and aluminium Copper and aluminium Mainly tin (85%) and lead Saw dust and iron dust mixture Zinc and aluminium Copper and aluminium Mainly tin (85%) and lead ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mild steel storage vessels are suitable for the storage of Fatty acids Sulphuric acid (25%) Hydrochloric acid (95%) Anhydrous ammonia Fatty acids Sulphuric acid (25%) Hydrochloric acid (95%) Anhydrous ammonia ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A hardened steel essentially contains Martensite None of these Sorbite Troostite Martensite None of these Sorbite Troostite ANSWER DOWNLOAD EXAMIANS APP
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