Materials and Construction Silico-manganese steels (containing 0.7% Mn, 0.5% C and 2% Si) Are used for leaf and coiled springs Do not require heat treatment for any of its applications Is tempered at 850°C Do not have good resilience properties Are used for leaf and coiled springs Do not require heat treatment for any of its applications Is tempered at 850°C Do not have good resilience properties ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Addition of 2% nickel in steel makes it suitable for making Turbine blades Electronic valves Connecting rod Boiler plates, rivets etc Turbine blades Electronic valves Connecting rod Boiler plates, rivets etc ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is not a copper based alloy with nickel? Inconel Monel metal Constantan German silver Inconel Monel metal Constantan German silver ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Graphite is corroded by Sulphuric acid (10%) Sea water Hydrochloric acid None of these Sulphuric acid (10%) Sea water Hydrochloric acid None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is not an alloy of copper? Pewter metal German silver Muntz metal Admirability gun metal Pewter metal German silver Muntz metal Admirability gun metal ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The most distinguished property of malleable cast iron is its high None of these Ductility Malleability Hardness None of these Ductility Malleability Hardness ANSWER DOWNLOAD EXAMIANS APP
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