Engineering Materials The temperature required for full annealing in hypereutectoid steel is 30° C to 50° C below lower critical temperature 30° C to 50° C above lower critical temperature 30° C to 50° C above upper critical temperature 30° C to 50° C below upper critical temperature 30° C to 50° C below lower critical temperature 30° C to 50° C above lower critical temperature 30° C to 50° C above upper critical temperature 30° C to 50° C below upper critical temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials If a refractory contains high content of silicon, it means refractory is Brittle Basic Neutral Acidic Brittle Basic Neutral Acidic ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness is the property of a material due to which it Can be drawn into wires Breaks with little permanent distortion Can cut another metal Can be rolled or hammered into thin sheets Can be drawn into wires Breaks with little permanent distortion Can cut another metal Can be rolled or hammered into thin sheets ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Lead is poured into the joint between two pipes. These pipes may be made of Asbestos cement Concrete Vitrified clay Cast iron Asbestos cement Concrete Vitrified clay Cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Points of arrest for iron correspond to Stages at which properties do not change with increase in temperature Stages at which further heating does not increase temperature for some time Stages at which allotropic forms change There is nothing like points of arrest Stages at which properties do not change with increase in temperature Stages at which further heating does not increase temperature for some time Stages at which allotropic forms change There is nothing like points of arrest 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 its atoms distributed in a random pattern Has a fixed structure under all conditions Responds to heat treatment Exists in several crystal forms at different temperatures Has its atoms distributed in a random pattern Has a fixed structure under all conditions Responds to heat treatment ANSWER DOWNLOAD EXAMIANS APP