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Alloys are used rather than pure metals in electrical heating devices since they have low electrical conductivity and also a low melting point. Usually the alloys don't have a single melting point; they have a range of melting points. The temperature at which melting begins is called the SOLIDUS and the temperature at which melting is complete is called the LIQUIDUS.

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Q: Alloys are used in electrical heating devices rather than pure metals. Give reason.?
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Explain why are alloys a useful improvement over pure metals?

Alloys are useful improvement over pure metals because they tend to be stronger.


What elements are in alloys?

Alloys are made from a mixture of metals that are usually melted together. In this way brass, pewter, bronze are made. An amalgam which is also an alloy, is easier to make because mercury is a liquid at room temperature and metals dissolve in it.


What are three advantages of some alloys when compared to pure metals?

Alloys are sometimes more useful than pure metals because alloys are stronger - or tougher (toughness is resistance to fracture). Pure metals tend to be softer than alloys and therefore tend to get dented, scratched, or broken/fractured more easily. Alloys are often lower cost than pure metals but not necessarily so. As an example, stainless steel is more expensive than pure iron.


How the tensile strength of a metal is increased by alloying?

Alloying metals make them stronger because in pure metals all the atoms are the same size and ordered but when another element is added then it makes the atoms irregular making the layers harder to shift, making it stronger.An alloy is a mixture of two elements, one of which is a metal. Alloys often have properties that are different to the metals they contain. This makes them more useful than the pure metals alone. For example, alloys are often harder than the metal they contain.Alloys contain atoms of different sizes, which distorts the regular arrangements of atoms. This makes it more difficult for the layers to slide over each other, so alloys are harder than the pure metal.


What type of alloy metals are made of bismuth alloy?

Alloys are obtained by melting the base metal with the alloying components.

Related questions

How are metallurgy and alloys connected?

Metallurgy is the study of metals and their properties, while alloys are mixtures of two or more metals. Metallurgists use their knowledge of metallurgy to create and manipulate alloys, taking advantage of unique properties that result from combining different metals. Alloys are commonly used in various industries due to their improved mechanical, electrical, or chemical properties compared to pure metals.


Metals include elements and alloys?

Alloys contain metals but also nonmetals.


Why does manufacturing alloys make a more beneficial metal?

Alloys have improved mechanical properties, hardness, resistance to corrosion, resistance to heating, stable crystalline structure etc. compared with pure metals.


What is an electrical current and what causes it?

Electrical current is nothing but movement of electrons in case of metals. It causes heating and produces magnetic field.


Is a magnet an isulator?

That might depend on what material the magnet is made from, but usually magnets are made from metals or alloys, i.e., electrical conductors.


Objects that let electrical charge move through them are called?

Good conductors of electricity. Examples all metals and their alloys.


Are alloys ore of metals?

Alloys are several metals, and possibly some other substances, mixed together.


What are the components of alloys?

Metals.


Solid solutions of metals or non metals dissolved in metals?

Alloys


Explain why other elements are often mixed with metals to make alloys?

Alloys have improved features compared with single metals.


Is a metal and an alloy the same thing?

An alloy is a type of metal (specifically, it's a solid solution of dissimilar metals). All alloys are metal, but not all metals are alloys ... pure metals (pure gold or pure copper, for example) are not alloys.


What are the best metals for car alloys?

Steel and aluminium alloys are the predominant ones