Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 48 RC 65 RC 80 RC 57 RC 48 RC 65 RC 80 RC 57 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Machining properties of steel are improved by adding Vanadium, aluminium Chromium, nickel Silicon, aluminium, titanium Sulphur, lead, phosphorous Vanadium, aluminium Chromium, nickel Silicon, aluminium, titanium Sulphur, lead, phosphorous ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material due to which it breaks with little permanent distortion, is called Malleability Brittleness Plasticity Ductility Malleability Brittleness Plasticity Ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The temperature at which ferromagnetic alpha iron transforms to paramagnetic alpha iron is 1050°C Below recrystallization temperature 910°C 770°C 1050°C Below recrystallization temperature 910°C 770°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Body centered cubic space lattice is found in Zinc, magnesium, cobalt, cadmium, antimony and bismuth Alpha iron, tungsten, chromium and molybdenum None of these Gamma iron, aluminium, copper, lead, silver and nickel Zinc, magnesium, cobalt, cadmium, antimony and bismuth Alpha iron, tungsten, chromium and molybdenum None of these Gamma iron, aluminium, copper, lead, silver and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is known as allotropic or polymorphic if it Exists in several crystal forms at different temperatures Has a fixed structure under all conditions Has its atoms distributed in a random pattern Responds to heat treatment Exists in several crystal forms at different temperatures Has a fixed structure under all conditions Has its atoms distributed in a random pattern Responds to heat treatment ANSWER DOWNLOAD EXAMIANS APP