Materials and Construction Silico-manganese steels (containing 0.7% Mn, 0.5% C and 2% Si) 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 Are used for leaf and coiled springs Do not require heat treatment for any of its applications ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Photographic plates are coated with Silver nitrate Silver halide Calcium silicate Metallic silver Silver nitrate Silver halide Calcium silicate Metallic silver ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A hardness depth of about 3 mm can be achieved by induction hardness in __________ seconds. 250 100 500 5 250 100 500 5 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is not an alloy of tin? German silver Soft solder White-bearing metal Pewter type metal German silver Soft solder White-bearing metal Pewter type metal ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction An alloy used as thermocouple material comprises of 40% nickel and 60% copper. Constantan Kanthal Chromel German silver Constantan Kanthal Chromel German silver ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Generally __________ are subjected to galvanising (i.e., zinc coating). Non-metals Stainless steel Low carbon steels Non-ferrous metals Non-metals Stainless steel Low carbon steels Non-ferrous metals ANSWER DOWNLOAD EXAMIANS APP
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