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Chemistry CBSE Live product
Class 7
The World of Metals and Non-metals
Conductivity of materials
4.
Conduction of electricity
Question:
2
m.
Choose the best answer:
1.
Which property in materials that allow electricity to pass through them?
Conduction of heat
Reflection
Conduction of electricity
Insulation
2.
Why metals are generally used for making electrical wires?
They are poor conductors of electricity
They are shiny
They are non-reactive
They are good conductors of electricity
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