Engineering Materials The material widely used for making pendulums of clocks is High speed steel Nickel steel Heat resisting steel Stainless steel High speed steel Nickel steel Heat resisting steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following has a fine gold colour and is used for imitation jewellery? Babbitt metal Aluminium bronze Silicon bronze Gun metal Babbitt metal Aluminium bronze Silicon bronze Gun metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is Invar Silver metal Duralumin Hastelloy Invar Silver metal Duralumin Hastelloy ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to upper critical temperature The average grain size is a minimum The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes retention of austenite Promotes decarburisation Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes retention of austenite Promotes decarburisation ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chilled cast iron has A low percentage of graphite No graphite A very high percentage of graphite Graphite as its basic constituent of composition A low percentage of graphite No graphite A very high percentage of graphite Graphite as its basic constituent of composition ANSWER DOWNLOAD EXAMIANS APP
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