Metals and Non-Metals in Engineering Materials
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Questions and Answers

What are some examples of non-ferrous metals?

Copper, Aluminium, Lead

Which metal is commonly used for electrical wiring due to its high conductivity?

Copper

What metal is known for its light weight and resistance to corrosion?

Aluminium

Which metal is often used in batteries and radiation shielding?

<p>Lead</p> Signup and view all the answers

What type of metal is Wrought-Iron categorized as?

<p>Ferrous metal</p> Signup and view all the answers

Name a type of stone that was historically used for certain types of mills.

<p>Granite</p> Signup and view all the answers

What is the carbon content in Wrought-Iron?

<p>Less than 0.5%</p> Signup and view all the answers

What makes copper particularly suitable for the construction of stills and condensation vessels?

<p>Its thermal conductivity</p> Signup and view all the answers

What are some advantages of copper in chemical and pharmaceutical plants?

<p>High electrical conductivity, resistance to caustic soda solution, resistant to many chemicals</p> Signup and view all the answers

Name a metal resistant to rusting more than stainless-steel.

<p>Wrought-Iron</p> Signup and view all the answers

Which metal is commonly used in large tablet-coating pans?

<p>Copper</p> Signup and view all the answers

What are the mechanical properties of copper?

<p>Moderately good mechanical strength</p> Signup and view all the answers

What are the disadvantages of ferrous metals in terms of chemical reactivity?

<p>Unsuitable for contact with many solutions of high or low pH</p> Signup and view all the answers

What is the main advantage of cast-iron?

<p>The ease with which it may be melted and molded</p> Signup and view all the answers

What is the primary impurity found in cast iron?

<p>Carbon</p> Signup and view all the answers

How is steel different from cast iron in terms of carbon content?

<p>Steel contains up to 1.5% of carbon, while cast iron contains more carbon</p> Signup and view all the answers

Name one non-ferrous metal mentioned in the text.

<p>Copper</p> Signup and view all the answers

What is the process involved in making steel from cast iron?

<p>Fusion of cast-iron, involving partial removal of carbon and other impurities</p> Signup and view all the answers

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