Subject: General Science
Book: NCERT Science Class 7
Electricity flows through conductors and powers electrical appliances.
- **Effects of Electric Current**:
- **Heating Effect**: Used in electric irons, geysers.
- **Magnetic Effect**: Creates a magnetic field (Example: Electromagnets).
- **Circuit Components**:
- A complete circuit is needed for current to flow.
- Switches control the flow of electricity.
**Possible Exam Questions:**
1. What are the heating and magnetic effects of electric current?
2. How does an electric circuit work?
3. What is the role of a switch in an electric circuit?
4. Explain how electromagnets are used in daily life.
5. How do fuses protect electrical appliances?
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