Engineering Materials Bell metal contains 70 - 75% copper and rest tin 90% copper and 10% tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel 70 - 75% copper and rest tin 90% copper and 10% tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following element results in presence of free graphite in C.I.? Sulphur Silicon Manganese Carbon Sulphur Silicon Manganese Carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Wrought iron All of these Can be easily forged or welded Is a ductile material Cannot stand sudden and excessive shocks All of these Can be easily forged or welded Is a ductile material Cannot stand sudden and excessive shocks ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Mild steel belongs to the following category High carbon steel Alloy steel Low carbon steel Medium carbon steel High carbon steel Alloy steel Low carbon steel Medium carbon steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resistance of steel is increased by adding Nickel and chromium Nickel Sulphur, lead and phosphorus Chromium Nickel and chromium Nickel Sulphur, lead and phosphorus Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free cutting steels Is used where rapid machining is the prime requirement Contain carbon in free from Can be cut freely Require minimum cutting force Is used where rapid machining is the prime requirement Contain carbon in free from Can be cut freely Require minimum cutting force ANSWER DOWNLOAD EXAMIANS APP
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