Engineering Materials Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons. Less than More than Equal to None of these Less than More than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The molecules in a solid move In a haphazard way In circular motion Back and forth like tiny pendulums In a random manner In a haphazard way In circular motion Back and forth like tiny pendulums In a random manner ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Following elements have face-centered cubic structure A iron (below 910°C and between 1400 to 1539°C), W Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt Mg, Zn, Ti, Zr, Br, Cd All of these A iron (below 910°C and between 1400 to 1539°C), W Gamma iron (910° to 1400°C), Cu, Ag, Au, Al, Ni, Pb, Pt Mg, Zn, Ti, Zr, Br, Cd All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid reaction occurs at 723°C 600°C 1493°C 1147°C 723°C 600°C 1493°C 1147°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In which of the following cases, consideration of creep is important Gas turbine blades Cycle chains Flywheel of steam engine Cast iron pipes Gas turbine blades Cycle chains Flywheel of steam engine Cast iron pipes ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to 100°C will Decrease First increase and then decrease Increase Remain same Decrease First increase and then decrease Increase Remain same ANSWER DOWNLOAD EXAMIANS APP