Engineering Materials Which of the following has a fine gold colour and is used for imitation jewellery? Aluminium bronze Gun metal Silicon bronze Babbitt metal Aluminium bronze Gun metal Silicon bronze Babbitt metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The following element can't impart high strength at elevated temperature Manganese Silicon Nickel Magnesium Manganese Silicon Nickel Magnesium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Points of arrest for iron correspond to Stages at which allotropic forms change Stages at which properties do not change with increase in temperature There is nothing like points of arrest Stages at which further heating does not increase temperature for some time Stages at which allotropic forms change Stages at which properties do not change with increase in temperature There is nothing like points of arrest Stages at which further heating does not increase temperature for some time ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In which of the following cases, consideration of creep is important Gas turbine blades Flywheel of steam engine Cycle chains Cast iron pipes Gas turbine blades Flywheel of steam engine Cycle chains Cast iron pipes ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Malleability Plasticity Brittleness Ductility Malleability Plasticity Brittleness Ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 30 : 20 : 30 : 20 50 : 20 : 10 : 20 50 : 20 : 20 : 10 40 : 30 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 10 : 20 50 : 20 : 20 : 10 40 : 30 : 20 : 10 ANSWER DOWNLOAD EXAMIANS APP