Engineering Materials The toughness of a material __________ when it is heated. Increases Decreases None of these Remain same Increases Decreases None of these Remain same ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal is used in making electrical resistance wire for electric furnaces and heating elements? Monel metal Babbitt metal Phosphor bronze Nichrome Monel metal Babbitt metal Phosphor bronze Nichrome ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ability of a material to resist softening at high temperature is known as Creep Hot hardness Hot tempering Fatigue Creep Hot hardness Hot tempering Fatigue ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature is one At which crystals first start forming from molten metal when it is cooled At which new spherical crystals first begin to form from the old deformed one when a strained metal is heated At which change of allotropic form takes place At which crystals grow bigger in size At which crystals first start forming from molten metal when it is cooled At which new spherical crystals first begin to form from the old deformed one when a strained metal is heated At which change of allotropic form takes place At which crystals grow bigger in size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Aluminium bronze contains 90% magnesium and 9% aluminium with some copper 92.5% aluminium, 4% copper, 2% nickel, and 1.5% Mg 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 10% aluminium and 90% copper 90% magnesium and 9% aluminium with some copper 92.5% aluminium, 4% copper, 2% nickel, and 1.5% Mg 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 10% aluminium and 90% copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal shrinks most from molten state to solid state? Brass Cast steel Cast iron Admiralty metal Brass Cast steel Cast iron Admiralty metal ANSWER DOWNLOAD EXAMIANS APP
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