Materials and Construction __________ is a donor impurity for semi-conductors. Antimony Gallium None of these Boron Antimony Gallium None of these Boron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which one contains the least percentage of carbon? Cast iron Wrought iron Pig iron High speed steel Cast iron Wrought iron Pig iron High speed steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A material is able to retain the deformation permanently by virtue of its Elasticity Ductility Malleability Plasticity Elasticity Ductility Malleability Plasticity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of even very minute amount (say 0.1%) of __________ in copper, reduces its electrical conductivity very seriously. Bismuth Arsenic Antimony Both B and C Bismuth Arsenic Antimony Both B and C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In the kraft (sulphate) process for the paper manufacture, the digestor is made of Stainless steel Karbate carbon Wrought iron Cast iron Stainless steel Karbate carbon Wrought iron Cast iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Nickel made/clad equipments are suitable for handling Fruit juices, milk & its products and caustic soda solution Nitric acid & hydrochloric acid (conc) Sulphuric acid (conc) Ammonia (both aqueous & anhydrous) Fruit juices, milk & its products and caustic soda solution Nitric acid & hydrochloric acid (conc) Sulphuric acid (conc) Ammonia (both aqueous & anhydrous) ANSWER DOWNLOAD EXAMIANS APP
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