Silicon in cast iron? Mark as favorite Copy Link makes the iron soft and easily machinable increases hardness and brittleness makes the iron white and hard none Check Answer
The maximum internal diameter of a blast furnace is about? Mark as favorite Copy Link 3m 6m 9m 12m Check Answer
A coarse grained steel? Mark as favorite Copy Link is less tough and has a greater tendency to distort during heat treatment is more ductile and has a less tendency to distort during heat treatment is less tough and has a less tendency to distort during heat treatment is more ductile and has a greater tendency to distort during heat treatment Check Answer
Which of the following statement is incorrect about duralumin? Mark as favorite Copy Link It is prone to age hardening It can be forged It has good machining properties It is lighter than pure aluminium Check Answer
Which of the following material has maximum malleability? Mark as favorite Copy Link Lead Soft steel Wrought iron Copper Check Answer
The addition of magnesium to cast iron increases its? Mark as favorite Copy Link hardness ductility and strength in tension corrosion resistance creep strength Check Answer
Wrought iron? Mark as favorite Copy Link is a ductile material can be easily forged or welded cannot stand sudden and excessive shocks all of these Check Answer
The percentage of carbon in cast iron varies from? Mark as favorite Copy Link 0.1 to 0.5 0.5 to 1 1 to 1.7 1.7 to 4.5 Check Answer
Which of the following metal is used for nuclear energy? Mark as favorite Copy Link Uranium Thorium Niobium all of these Check Answer
The portion of the blast furnace above its widest cross-section is called? Mark as favorite Copy Link hearth stack bosh throat Check Answer