When you move the bar magnet far away from the nails, the magnetic field surrounding the magnet weakens significantly. As a result, the magnetic force acting on the nails decreases, causing them to lose their magnetized state and fall off.
When you move the bar magnet around and above the compass about one foot away or farther, the compass needle will not be affected by the magnetic field of the bar magnet. The influence of the magnetic field decreases with distance, so at one foot or more away, the compass needle will remain pointing north as it is not close enough to be affected.
Each half will become its own magnet with its own north and south poles. The resulting magnets will have a weaker magnetic field compared to the original bar magnet, as some of the magnetic domain alignment will be disrupted during the cutting process.
The compass needle is a magnet and as you have probably tried, a magnet will 'stick' to an Iron bar. Thus as you move the compass near the Iron, its magnetic field lines are bent by the Iron and become locally stronger than the field lines of the planet, deflecting the needle away from north.
The magnetic field is strongest at the poles of a bar magnet.
The magnetic domains in a refrigerator magnet are laid down in parallel strips. They are also re-curved back on themselves so that the back side of the magnet has both north and south poles. If you put two refrigerator magnets back-to-back and move them around a little, it won't take long for you to "feel" the strips of magnetism. The common bar magnet have two simple poles at the ends.
It will pick up the nails the same way a bar magnet would do!
Move towards the U magnet so that the poles attach.
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When you move the bar magnet around and above the compass about one foot away or farther, the compass needle will not be affected by the magnetic field of the bar magnet. The influence of the magnetic field decreases with distance, so at one foot or more away, the compass needle will remain pointing north as it is not close enough to be affected.
The spherical magnet will experience a force that will try to align it with the magnetic field of the bar magnet. Depending on the orientation of the spherical magnet and the bar magnet, it may either be attracted or repelled. If the polarity of the two magnets is aligned, they will be attracted to each other; if the polarity is opposite, they will be repelled.
Each piece would become a separate magnet with its own two poles, just like the original bar magnet. Cutting a bar magnet does not eliminate its magnetic properties; each piece will still have a north and south pole.
Yes, a bar magnet can exert a torque on itself due to its own magnetic field. This torque can cause the magnet to align itself in a specific orientation, depending on the interaction between its north and south poles. If the magnet is not free to rotate, this torque can manifest itself as a force causing the magnet to move.
Each half will become its own magnet with its own north and south poles. The resulting magnets will have a weaker magnetic field compared to the original bar magnet, as some of the magnetic domain alignment will be disrupted during the cutting process.
They are bar magnet ,horse shoe magnet ,lime stone magnet.
When you dip a bar magnet into a pile of pins, the magnetic field of the bar magnet induces magnetism in the pins, causing them to become temporarily magnetized. As a result, the pins are attracted to the magnet and will stick to it. This phenomenon occurs because the magnetic domains within the pins align with the magnetic field of the bar magnet, allowing them to respond to the magnetic force. Once removed from the magnet, most pins will lose their magnetism and return to their non-magnetic state.
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Yes, when you bring a bar magnet close to the first iron nail, it will induce magnetism in the nail, making it act like a magnet. This induced magnetism can attract and lift a second nail, as long as the second nail is made of a ferromagnetic material like iron. The strength of the attraction will depend on the magnetism induced in the first nail and the distance between the two nails.