Materials and Construction The material used in the filament of electric bulbs is German silver Nichrome Constantan Tungsten German silver Nichrome Constantan Tungsten ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ceramic materials Never exhibit polymorphism All of these Are poor electrical conductors due to lack of free electrons Are exemplified by clay and mica Never exhibit polymorphism All of these Are poor electrical conductors due to lack of free electrons Are exemplified by clay and mica ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A material is able to retain the deformation permanently by virtue of its Ductility Plasticity Elasticity Malleability Ductility Plasticity Elasticity Malleability ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In the Contact process of sulphuric acid manufacture, 98% acid cooler is made of Cast iron Stainless steel Lead lined steel Rubber lined steel Cast iron Stainless steel Lead lined steel Rubber lined steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of nitrogen in steel Makes it brittle Is desirable Increases its hardness Increases its strength Makes it brittle Is desirable Increases its hardness Increases its strength ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Dilute sulphuric acid is transported in __________ pipes. Mild steel Special alloys Copper Lead Mild steel Special alloys Copper Lead ANSWER DOWNLOAD EXAMIANS APP