Engineering Materials Which of the following material has nearly zero coefficient of expansion? Invar High speed steel Stainless steel Heat resisting steel Invar High speed steel Stainless steel Heat resisting steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bell metal contains 70% copper and 30% zinc 70 - 75% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70% copper and 30% zinc 70 - 75% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cast iron is a Malleable material Tough material Ductile material Brittle material Malleable material Tough material Ductile material Brittle material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Manganese Silicon Phosphorus Sulphur Manganese Silicon Phosphorus Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The transistor is made of Copper Silver Germanium Gold Copper Silver Germanium Gold ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Mild steel belongs to the following category Medium carbon steel Low carbon steel Alloy steel High carbon steel Medium carbon steel Low carbon steel Alloy steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
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