Materials and Construction High carbon steel contains more than __________ percent carbon. 2.5 0.5 2.2 2.8 2.5 0.5 2.2 2.8 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following crystal structures characterises the ferritic stainless steel? Body centred cubic Face centred cubic None of these Simple hexagonal Body centred cubic Face centred cubic None of these Simple hexagonal ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead pipes are not safe for carraying drinking water, because water, containing dissolved oxygen attacks lead thereby forming poisonous Pb(OH)₂. Lead pipes are readily corroded by v Acetic acid None of these Dilute HC₁ v Acetic acid None of these Dilute HC₁ ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead lined equipments & vessels are suitable for handling Sulphuric acid upto 60°C Hydrochloric acid (10%) All of these Nitric acid Sulphuric acid upto 60°C Hydrochloric acid (10%) All of these Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Silico-manganese steels (containing 0.7% Mn, 0.5% C and 2% Si) Do not require heat treatment for any of its applications Are used for leaf and coiled springs Do not have good resilience properties Is tempered at 850°C Do not require heat treatment for any of its applications Are used for leaf and coiled springs Do not have good resilience properties Is tempered at 850°C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Most suitable material of construction for the storage of concentrated nitric acid is Aluminium or chromium alloys (Cr > 18% for cold acid) Cast iron Monel Karbate Aluminium or chromium alloys (Cr > 18% for cold acid) Cast iron Monel Karbate ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS