Engineering Materials Which is false statement about annealing? Annealing is done to Soften material Harden steel slightly Improve machining characteristic Relieve stresses Soften material Harden steel slightly Improve machining characteristic Relieve stresses ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Brass contains 90% copper and 10% tin 70 - 75% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 90% copper and 10% tin 70 - 75% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding All of these Cast iron All nonferrous materials High speed steel All of these Cast iron All nonferrous materials High speed steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which can replace tungsten in high speed steels is Vanadium Nickel Cobalt Molybdenum Vanadium Nickel Cobalt Molybdenum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In mottled cast iron, carbon is available in Combined form Nodular form Partly in free and partly in combined state Free form Combined form Nodular form Partly in free and partly in combined state Free form ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is known as allotropic or polymorphic if it Has its atoms distributed in a random pattern Responds to heat treatment Has a fixed structure under all conditions Exists in several crystal forms at different temperatures Has its atoms distributed in a random pattern Responds to heat treatment Has a fixed structure under all conditions Exists in several crystal forms at different temperatures ANSWER DOWNLOAD EXAMIANS APP
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