Answer:

The more loops the coil has, the stronger the magnetic field, while the current is flowing. A magnet made ... 1 metre of insulated copper wire 1 fresh D size ... What happens when a wire is coiled around the nail and connected to a battery? ... Remove about 2 cm of the insulation

Explanation:

Answer:

The greater the number of turns of wire, the stronger the electromagnet is. 2. What happened to the strength of the electromagnet when more volts were used? Increasing the voltage increases the amount of electricity that flows through the wire which increases the strength of the electromagnet.

Explanation: