The diagrams illustrate a strong magnet and a weak magnet being moved into one coil of wire at different speeds. Which arrangement produces the greatest electromotive force (e.m.f.), and which arrangement produces the smallest e.m.f.?
- Alargest e.m.f. X, smallest e.m.f. Y
- Blargest e.m.f. Y, smallest e.m.f. Z
- Clargest e.m.f. Z, smallest e.m.f. X
- Dlargest e.m.f. Z, smallest e.m.f. Y