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प्रश्न
Give reason why copper metal is used for making electric wires.
उत्तर
Copper is a good conductor of electricity. It is ductile and less expensive; therefore, it is used for making electrical wires.
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संबंधित प्रश्न
Define the following term of Matter .
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Sugar, Common salt
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- other than carbon which shows allotropy
- which is known to form the largest number of compounds
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Sponge is an example of solid sol.
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- Name the process Z.
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Diffentiate between absorption and adsorption.
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| (A) | (B) | ||
| (a) | degree celsius | (i) | kilogram |
| (b) | centimetre | (ii) | pascal |
| (c) | gram per centimetre cube | (iii) | metre |
| (d) | bar | (iv) | kelvin |
| (e) | milligram | (v) | kilogram per metre cube |
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Give an example of liquid in gas.
