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We have 31 misconceptions on this result

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Conductivity
Electricity and Magnetism PRACTICAL PHYISCS

The effect of heating common salt and paraffin-w...

Demonstration: these two materials show contrasting effects when heated.

Practical Activity 14-16

Electrical Resistance
Electricity and Magnetism PRACTICAL PHYISCS

Heating effect of a current

Class practical: illustrates two ideas: electric current causes a heating effect; temperature affects the resistance of a wire...

Practical Activity 14-16

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