a larger power source provides more current to an electromagnet
electrical_power is power. electrical_power is not power. power_supply is not source_of_current. electric_range is not electrical_device. electromagnet is not magnet. battery is power_source. electricity is source_of_power. electric_devices_must has power_source_to_run power_sander is not electrical_device. power_supply is source_of_current.