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the needle will have a magnetising pull by steeling the magnetic energy from the magnet
of course, they do. A research project show that a motor constructed with magnets at specific directions & positions can run for atleast 100 years without break.But the magnets are not to be disturbed & also they don't have to be charged
The magnetic force of a magnet is strongest at its poles. This is because the field lines of the magnetic field are most concentrated at the poles where they enter and leave the magnet. At the poles the magnetic field is strongest and the force is the greatest. The north pole is where the magnetic field lines enter the magnet. The south pole is where the magnetic field lines leave the magnet. The magnetic field lines are most concentrated at the poles. The magnetic force is greatest at the poles.
A magnet will tell you if a metal is magnetic - Gold is NOT magnetic, so if a ring 'sticks' to a magnet it is NOT gold.
Within a magnet, the separate poles are composed of domains, regions where the individual atoms are aligned with parallel magnetic moments.
Magnetic energy.
For both the magnetic and electric (static) fields, energy is considered to be stored in the field.
actually yes if you have a thicker magnet then it seems to be stronger because it has more magnetic energy.
theres a theory that a magnet can lose its magnetic energy in about 400 years.
None of the most commonly used elemental conductors are magnetic.
Yes, a bar magnet is magnetic.
Yes, a bar magnet is magnetic.
the needle will have a magnetising pull by steeling the magnetic energy from the magnet
A magnet uses the electro-magnetic force. This force also includes electricity. Very basically, it works by electrons exchanging a proton. So a magnet doesn't use energy.
It exerts magnetic energy to push or pull an object
Magnet* does*, and i gives off magnetic energy.
magnet