Materials and Construction Chilled iron castings are Highly wear resistant None of these Soft on surface Easily machinable Highly wear resistant None of these Soft on surface Easily machinable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Babbit metal used for making bearings should have Ability to retain lubricant on its surface High-co-efficient of friction between journal and bearing Low co-efficient of friction between journal and bearing Both B & C Ability to retain lubricant on its surface High-co-efficient of friction between journal and bearing Low co-efficient of friction between journal and bearing Both B & C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Galvanised iron is Alumina coated iron Protected from rusting Harder None of these Alumina coated iron Protected from rusting Harder None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mild steel is A high carbon steel (0.5 to 1.5% carbon) A low carbon steel (0.05 to 0.3% carbon) Highly resistant to corrosion (as much as stainless steel) Very poor in strength & ductility A high carbon steel (0.5 to 1.5% carbon) A low carbon steel (0.05 to 0.3% carbon) Highly resistant to corrosion (as much as stainless steel) Very poor in strength & ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Slow and progressive deformation of a material with time under constant stress is called None of these Erosion Resilience Creep None of these Erosion Resilience Creep ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Babbit metal (used for making bearings) comprises of Zinc and aluminium Mainly tin (85%) and lead Saw dust and iron dust mixture Copper and aluminium Zinc and aluminium Mainly tin (85%) and lead Saw dust and iron dust mixture Copper and aluminium ANSWER DOWNLOAD EXAMIANS APP
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