PHYSICS CH4 Electric Charge and Electric Current — Science STD 9 — Question
Tamilnadu BoardEnglish MediumSTD 9SciencePHYSICS CH4 Electric Charge and Electric Current1 Mark
Question
Electromotive force (e.m.f.)
✓
Answer
The e.m.f of an electrical energy source is one volt if one joule of work is done by the source to drive one coulomb of charge completely around the circuit.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.