Materials and Construction Presence of nitrogen in steel Increases its strength Makes it brittle Increases its hardness Is desirable Increases its strength Makes it brittle Increases its hardness Is desirable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A bearing metal should not have Enough plasticity Low thermal conductivity High toughness Low co-efficient of friction Enough plasticity Low thermal conductivity High toughness Low co-efficient of friction ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The most commonly used resin for making reinforced plastic is Nylon-6 Polyurathane Polypropylene Unsaturated polyester Nylon-6 Polyurathane Polypropylene Unsaturated polyester ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Addition of nickel to copper improves its Hardness Strength Machinability Ductility Hardness Strength Machinability Ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Invar used in thermocouples is an alloy of nickel and Chromium Lead Iron Copper Chromium Lead Iron Copper ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Locomotive boiler tubes are made of __________ alloys. Nickel Aluminium Magnesium Arsenic copper Nickel Aluminium Magnesium Arsenic copper ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS