Engineering Materials Perminvar alloy having constant permeability is an alloy of Copper, nickel and antimony Nickel, copper and zinc Nickel, copper and iron Iron, zinc and bismuth Copper, nickel and antimony Nickel, copper and zinc Nickel, copper and iron Iron, zinc and bismuth ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cast iron is a Tough material Brittle material Ductile material Malleable material Tough material Brittle material Ductile material Malleable material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Elinvar Nichrome Invar Magnin Elinvar Nichrome Invar Magnin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Connecting rod is, usually, made from Low carbon steel Medium carbon steel High carbon steel High speed steel Low carbon steel Medium carbon steel High carbon steel High speed steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Free cutting steels Can be cut freely Contain carbon in free from Is used where rapid machining is the prime requirement Require minimum cutting force Can be cut freely Contain carbon in free from Is used where rapid machining is the prime requirement Require minimum cutting force ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Depth of hardness of steel is increased by addition of Vanadium Chromium Nickel Tungsten Vanadium Chromium Nickel Tungsten ANSWER DOWNLOAD EXAMIANS APP