Materials and Construction Addition of tungsten to steel imparts Magnetic properties Corrosion resistance Ductility Cutting hardness Magnetic properties Corrosion resistance Ductility Cutting hardness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is a donor impurity for semi-conductors. Boron Antimony Gallium None of these Boron Antimony Gallium None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Bush bearings are made of None of these Phosphorous bronze Mild steel White metal alloys None of these Phosphorous bronze Mild steel White metal alloys ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Polythene (low or high density) containers are not corroded by Sulphuric acid (10%) at room temperature Nitric acid (95%) at room temperature Sulphur trioxide at 60°C Any of these Sulphuric acid (10%) at room temperature Nitric acid (95%) at room temperature Sulphur trioxide at 60°C Any of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Fermenter used in the production of pen-cillin by deep fermentation proces is a __________ lined steel vessel Nickel Monel Glass Rubber Nickel Monel Glass Rubber ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel as a material of construction Has a body centred cubic (bcc) crystal lattice structure Is paramagnetic below 415° C (its Curie temperature) Is used as an alloying element for both ferrous & non-ferrous alloys Dimagnetic Has a body centred cubic (bcc) crystal lattice structure Is paramagnetic below 415° C (its Curie temperature) Is used as an alloying element for both ferrous & non-ferrous alloys Dimagnetic ANSWER DOWNLOAD EXAMIANS APP
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