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EMF & Internal Resistance

Name: EMF & Internal Resistance — Part 1: What powers the current?
Uploaded: 2026-07-08T20:19:30.902079+00:00
Duration: 24 s
Description: What powers the current?

EMF & Internal Resistance. Watch the short whiteboard video, then answer quick MCQs. Free NEET UG concept practice on Qallery.

Part 1: What powers the current?

Part 2: EMF is not a force

Part 3: Every real cell resists

Part 4: Terminal voltage drops

Part 5: Open circuit: V = ε

Part 6: The circuit current

Part 7: Cells in series

Part 8: Cells in parallel

Part 9: Solved: maximum current

Part 10: Solved: R and terminal voltage

Part 11: Solved: terminal voltage while charging

Watch this in the app — quick check MCQs after each part →