- Different sized loops
- Wires closer together / farther apart
- Wires on the ground instead of in air
- Current on both sides of switch
- Wires in two big spread-out loops
- Different strength resistors
- Different sized loops
- Wires closer together / farther apart
- Wires on the ground instead of in air
- Current on both sides of switch
- Wires in two big spread-out loops
- Different strength resistors