Materials and Construction Hardening of steel is not possible unless it is heated __________ critical point. Between the first & second Above the highest Between the second & third Above the lowest Between the first & second Above the highest Between the second & third Above the lowest ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction An elastic behaviour of materials is expressed in terms of None of these Relaxation time Hysterisis loop area Stress-strain curve None of these Relaxation time Hysterisis loop area Stress-strain curve ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Silicon percentage in iron castings to have maximum hardness should be about 0.3 0.5 2.5 0.8 0.3 0.5 2.5 0.8 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Coke oven walls are lined with __________ bricks. Silica Low thermal conductivity Tar-dolomite Fire clay Silica Low thermal conductivity Tar-dolomite Fire clay ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Kel-F is a material, which is Chemically known as polychlorotrifluor-oethylene (PTFE) All of these Having elastomeric properties Having excellent chemical & high temperature resistance (upto 200°C) Chemically known as polychlorotrifluor-oethylene (PTFE) All of these Having elastomeric properties Having excellent chemical & high temperature resistance (upto 200°C) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The crystal structure of most of the common metals is Hexagonal Orthorhombic None of these Cubic Hexagonal Orthorhombic None of these Cubic ANSWER DOWNLOAD EXAMIANS APP
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