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By Savita S. More

Class 7 Science Electric Current and its effects

  • Heating effect
  • Magnetic effect
  • Chemical effect

 

Que:- Define resistance.

The degree to which a material opposes the passage of current through itself is called its resistance.

 

Que:- What is heating effect of current?

When an electric current is passed through a high resistance wire the resistance wire becomes hot and produces heat this is called the heating effect of current.

 

Class 7 Science Solution & Extra Question Answers

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