Engineering Materials Steel containing ferrite and pearlite is Hard Tough Soft Hard and tough Hard Tough Soft Hard and tough ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For the allotropic forms of iron, the points of arrest are The points where there is no further flow of metal Constant for all metals The points of discontinuity The points where no further change occurs The points where there is no further flow of metal Constant for all metals The points of discontinuity The points where no further change occurs ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding High speed steel All of these Cast iron All nonferrous materials High speed steel All of these Cast iron All nonferrous materials ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chilled cast iron has 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 A low percentage of graphite No graphite A very high percentage of graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The usual composition of a soldering alloy is Tin, lead and silver Tin and copper Tin and lead Tin, lead and small percentage of antimony Tin, lead and silver Tin and copper Tin and lead Tin, lead and small percentage of antimony ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The transistor is made of Germanium Silver Gold Copper Germanium Silver Gold Copper ANSWER DOWNLOAD EXAMIANS APP