Concept Map — Chapter 4

Last updated at July 13, 2026 by

💡 Hover over the boxes to highlight each idea. Tap to focus on mobile.
Electricity Magnetic and Heating Effects 4.1 Magnetic Effect Current makes a magnet 4.2 Heating Effect Current makes heat 4.3 Batteries Cells make electricity Electromagnets Coil + iron core Lifting Magnets Cranes, scrap yards Resistance & Heat Nichrome, appliances Voltaic Cell Metals + electrolyte Dry Cell Single use, paste Rechargeable Batteries Used many times, Li-ion
Remove Ads
Maninder Singh's photo - Co-founder, Teachoo

Made by

Maninder Singh

CA Maninder Singh is a Chartered Accountant with 16+ years of practical experience and 20+ years of teaching experience. He teaches Science, Economics, Accounting and English at Teachoo using clear explanations and exam-focused methods students can trust.

For faster and distraction-free study, students can choose Teachoo Black.