Materials and Construction Which of the following undergoes granular fracture? Steel Wrought iron None of these Cast iron Steel Wrought iron None of these Cast iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Hardening of steel is not possible unless it is heated __________ critical point. Between the first & second Between the second & third Above the lowest Above the highest Between the first & second Between the second & third Above the lowest Above the highest ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Manganese in steel affects its Tensile strength Ductility Hardness None of these Tensile strength Ductility Hardness None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mild steel is used for making Fish plates Drop forging Channels Die block Fish plates Drop forging Channels Die block ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In cold working of metal as compared to its hot working Cracks and blow holes are eliminated Ductility and impact strength improves Appreciable strain hardening is produced Yield stress, hardness and fatigue strength is not at all affected Cracks and blow holes are eliminated Ductility and impact strength improves Appreciable strain hardening is produced Yield stress, hardness and fatigue strength is not at all affected ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Super conductors are those substances, which Conduct electricity at high temperature Offer high resistance to current flow Offer no resistance to current flow Conduct electricity at low temperature Conduct electricity at high temperature Offer high resistance to current flow Offer no resistance to current flow Conduct electricity at low temperature ANSWER DOWNLOAD EXAMIANS APP