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Physical Properties of Metals

The property/...

Question

The property/properties which enable copper metal to be used for making electric wires is / are :
(a) copper metal is malleable and ductile
(b) copper metal is a good conductor of electricity
(c) copper metal is ductile and has low electrical resistance
(d) copper metal is sonorous and an excellent conductor of electricity

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Solution

(c) copper metal is ductile and has low electrical resistance
Copper is a good conductor of electricity. It means that it offers very low electric resistance. Also, it is highly ductile due to which it can be drawn into very thin wires.

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Similar questions

Q. (a) What is meant by saying that the metals are malleable and ductile? Explain with examples.
(b) Name two metals which are both malleable and ductile.
(c) Which property of iron metal is utilised in producing iron sheets required fro making buckets?
(d) Which property of copper metal is utilised in making thin wires?

Q. Question 12
Which of the following property is not responsible for copper to be used as electrical conduction wires?

(a) ductility
(b) colour
(c) good conductor of electricity
(d) it is solid

Q. Rita wrote down some properties of copper, aluminium and iron. Which of them are correct.
(a) All are metals.
(b) All are good conductors of heat and electricity.
(c) All are ductile.
(d) All of the above are correct.

Q. Fill in the blanks with the correct words.
1. The property by virtue of which metals can be beaten into thin sheets is called .................... (malleability/ductility).
2. .................... (Copper/Silver) is the best conductor of heat.
3. .................... (Graphite/Iodine) is a good conductor of electricity.
4. Non-metallic oxides dissolve in water to form .................... (acids/bases).
5. .................... (Zinc/Silver) will displace copper from copper sulphate solution.

Why is copper a good metal to use for electrical wires?

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