A wire is pulled downward at right angles to the magnetic field. Three alterations are proposed. Which of these changes would make the electromotive force (e.m.f.) induced in the wire larger?
- A1 and 3
- B1 only
- C2 and 3
- D3 only
Physics 0625 · IGCSE · Electromagnetic effects
A wire is pulled downward at right angles to the magnetic field. Three alterations are proposed. Which of these changes would make the electromotive force (e.m.f.) induced in the wire larger?