(Answered) 1 what is electric current2 describe the phenomena of flow

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1. What is electric current?

2. Describe the phenomena of flow of electric current. Explain the concept of drift velocity.

3. Define electric resistivity and resistance. How does the temperature affect resistivity and resistance?

4. State Ohm's law.

5. Discuss series and parallel arrangement of resistances.

6. Define equivalent resistance. Derive expressions for equivalent resistances for series and parallel arrangement of resistances.

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