A vertical wire goes through a hole in a card. A plotting compass is positioned on the card. No current flows in the circuit. When the switch is closed, which diagram shows the plotting compass?
Physics 0625 · IGCSE · Simple phenomena of magnetism
Physics 0625 · IGCSE · Simple phenomena of magnetism
A vertical wire goes through a hole in a card. A plotting compass is positioned on the card. No current flows in the circuit. When the switch is closed, which diagram shows the plotting compass?