DRPCAU *Pusa* Syllabus 2020--21 *WE* (Work Education) Class IX (THEORY) 1. *Electrical Safety device* • Fuse (already in lower class) • Circuit breakers (Earth leakage Circuit breaker, Miniature circuit breaker *MCB* ) • Isolators ( Two poles & Four poles) 2. *Earthing* • Importance • Use • Types of earthling, diagrams 3. *Electromagnetism* • Faraday’s law of Electromagnetism • Fleming’s left hand rule • Fleming’s right hand rule 4. *Motor and Generator* • Motor: principle, types, uses • Generator: Principles, types and use 5. *House wiring* • Basic principle of switch board connections. • Why a switch is to be connected in phase wire only and never in neutral wire 6. *Switch Boards* • Con...