Engineering Materials Which of the following property is desirable for materials used in tools and machines? Elasticity Malleability Plasticity Ductility Elasticity Malleability Plasticity Ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Manganese Sulphur Phosphorus Silicon Manganese Sulphur Phosphorus Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of sulphur in pig iron makes It hard It easily machinable The casting unsound It brittle It hard It easily machinable The casting unsound It brittle ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The main alloying elements high speed steel in order of increasing proportion are Tungsten, titanium, vanadium Vanadium, chromium, tungsten Chromium, titanium, vanadium Tungsten, chromium, titanium Tungsten, titanium, vanadium Vanadium, chromium, tungsten Chromium, titanium, vanadium Tungsten, chromium, titanium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel increases if it contains Pearlite Austenite Cementite Martensite Pearlite Austenite Cementite Martensite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The portion of the blast furnace below its widest cross-section is called Stack Hearth Throat Bosh Stack Hearth Throat Bosh ANSWER DOWNLOAD EXAMIANS APP
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