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प्रश्न
Answer the following in short.
What is a magnet? Differentiate between natural and artificial magnets.
उत्तर
A magnet is a piece of metal that can attract metals such as iron-cobalt and nickel. Naturally occurring rocks such as Lodestone or magnetite have the ability to attract magnetic substances and hence are called natural magnets.
Magnets that are made by man from magnetic substances ara called artificial magnets. These come in different shapes such as bar magnets, horseshoe magnets, disc magnets, and ring magnets. Artificial magnets can be made in any size, shape or strength as desired but natural magnets cannot be made as desired.
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संबंधित प्रश्न
You are given a magnet. How will you use it to find north-south direction at a place?
Select the correct answer
An example of natural magnet is
Answer the following.
Can you bring two similar poles of two different magnetic close together easily? Why?
A magnet remains steady in a ________ direction.
Write the answer in your word.
Write the properties of a magnet.
Describe two simple experiments to support the statement that magnetism is a property of the molecules of a magnet.
Draw lines of force surrounding a bar magnet when it is placed in the magnetic meridian with its north pole pointing geographic south.
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Mark on the diagram the poles of the second magnet,
The magnetic poles always exist in pairs.
