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What is the name of a man made magnet?
Man-made or Synthetic magnets are stronger than natural magnets and have many uses including alternative medicine (magnet therapy for Arthritis & Rheumatism), fridge/car magnets, they are also widely used in manufacturing. Made from a Nickle, Aluminium and cobalt (AlNiCo) compound they are magnetized by placing them in a machine which produces a strong electromagnetic field.
Why are electromagnets used in so many electronic devices?
Because they are magnets and electronics stick to magnets
What are the applications of permanent magnets?
There are many applications of permanent magnets.Many children's toys have magnets to hold parts together, for example small trains.There was a game called pick-up sticks done with magnets.Apple Computer Co uses magnets to hold the power supply to laptops to help prevent damage when disconnecting the cord.Hard drives have magnets as part of the movement mechanism.Some of the more highly efficient motors and generators have permanent magnets. Also note that motors and generators can be made to be brushless to prevent the wear and maintenance on the brushes, often using permanent magnets. Windmill Generators.Blackberry uses a magnet to sense when the cell phone is in the cradle and to shut off the screen of their cell phones.Refrigerator Magnets.Removable Signs & Labels.javascript:void(0);Compasses.Parts Retrievals.Screwdrivers and tools that hold onto the screws.Simple clasps on purses, cases, etc.The uses of various types of magnets are almost endless.
Where do you buy horseshoe magnets?
Hardware stores such as Lowe's, Ace, and Home Depot may have a drawer in the fasteners section that is labeled "Science Experiments" and may carry small horseshoe magnets of a size commonly used in science classes. There are many vendors online that will sell magnets, one of which is www.unitednuclear.com, where they sell a wide variety of magnets designed for more complex experiments. Also, in many Canadian cities Dollar shops have those magnets.
How do you know if an object is going to be attracted to a magnet?
Metals and other magnets are the only objects that are attracted to magnets. However, many metals are NOT attracted to magnets. Copper, stainless steel, brass, gold, silver, zinc, and aluminum are a few metals that are NOT attracted to magnets. The best way to discover if the object will be attracted to a magnet is to introduce it to a magnet.
What are refrigerator magnets used for?
Many people have refrigerator magnets on the fridge. Some people use them to hold notes and photos to the fridge. Other people prefer to purchase more decorative refrigerator magnets that they simply enjoy seeing every time they go to the fridge.
How many ways can magnets be used?
Fridge, games, clothes, hair clips, badges and apple computer charger.
How many magnets does Louise J Greenfarb have in her collection?
Louise J. Greenfarb has a collection of over 35,000 non-duplicated fridge magnets that she has been collecting since the 1970's which set a new world record for the largest collection of refrigerator magnets. She has a total of over 45,000 magnets in her collection. See the World Record Academy website for more information.
What causes erosion to occur magnets or glaciers?
Magnets do not play any role in erosion. Glaciers are ony of many things that cause erosion.
Does an earthquake cause damage?
Many do, yes. Some earthquakes cause abolsutely catestrophic damage.
What uses do magnets have in the home and everyday life?
I think that electromagnets are used in the home in televisions, by giving current to the electromagnet, which then gives a magnetic field out causing the television to turn on. Also, other devices like electronic bells, and other devices. See the other questions on 'electromagnets in the home' to find out other devices!!!
