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How is earths magnetic field similar to that of a bar magnet?
electric current in a solenoid coil
What kind of magnet has the same magnetic field as the long coil of wire?
A solenoid magnet, which is a long coil of wire wrapped around a ferromagnetic core, has a similar magnetic field to that of a bar magnet. This is because the magnetic field created by the current flowing through the wire generates a magnetic field similar to that of a bar magnet.
The magnetic field of an electromagnet is similar to that of a magnet?
bar
What is the magnetic field of an electromagnet similar to?
The magnetic field of an electromagnet is similar to the magnetic field of a permanent magnet. Both exhibit magnetic properties and can attract or repel other magnetic materials. The strength of the magnetic field of an electromagnet can be controlled by adjusting the electrical current flowing through it.
What is one of using a bar magnet as a model of earths magnetic field?
HHSHHS
Earth is what kind of magnet?
Its an electro-magnet - currents flowing through the iron core.
How a compass can be used to trace the magnetic field of the magnet?
A compass can be used to trace the magnetic field of a magnet by placing the compass near the magnet. The needle of the compass will align with the magnetic field lines, allowing you to visualize the direction of the field. By moving the compass around the magnet, you can map out the shape and direction of the magnetic field.
How is a solenoid similar to a magnet?
A solenoid acts like a magnet when an electrical current is sent through the coil. A permanent magnet is magnetic all the time. Therefore, they are similar when both act like a magnet, but not when the solenoid is turned off.
What is one benefit of using a bar magnet as a model of earths magnetic field?
HHSHHS
What shape of a permanent magnet corresponds to the magnetic field formed by a solenoid?
A solenoid typically produces a magnetic field similar to that of a bar magnet. The magnetic field lines form loops around the solenoid, making it closely resemble a bar magnet with north and south poles at either end.
How do you know that there is not a huge permanent magnet at the earths core?
For one, the magnetic field changes continuously; this is not consistent with a permanent magnet.
What is the shape of the magnetic field around a bar magnet?
The shape of the magnetic field around a bar magnet is similar to that of a dipole, with field lines extending from one pole to the other in a curved pattern.
