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Field lines of a permanent magnet go from north to south.

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Important Questions on Magnetism

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Science>Physics>Magnetism>Artificial Magnets
What do you call the effect of splitting of a spectral line into several components in the presence of a static magnetic field?
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Science>Physics>Magnetism>Artificial Magnets
What are man-made magnets made from?
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Science>Physics>Magnetism>Artificial Magnets
Differentiate between natural and artificial magnets.
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Science>Physics>Magnetism>Artificial Magnets
What is the proper way of storing bar magnets when not in use? Draw a labelled sketch to show the arrangement.
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Science>Physics>Magnetism>Artificial Magnets
State and explain two main properties of a natural magnet.
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Science>Physics>Magnetism>Artificial Magnets

Tick the magnet that can lift a heavier piece of iron. Give reasons for your choice.

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Science>Physics>Magnetism>Artificial Magnets
Why are electromagnets called temporary magnets?
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Science>Physics>Magnetism>Artificial Magnets
The figure given below, shows the current flowing in the coil of wire wound around the soft iron horse shoe core. State the polarities developed at the ends A and B.
Question Image
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Science>Physics>Magnetism>Artificial Magnets
How are electromagnets different from bar magnets?
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Science>Physics>Magnetism>Artificial Magnets
How is a horseshoe type magnet stored when not in use? Draw a labelled sketch to illustrate your answer.  
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Science>Physics>Magnetism>Artificial Magnets
Which of the following are stored in pairs: horseshoe magnets or bar magnets? 
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Science>Physics>Magnetism>Artificial Magnets

Statements given below are incorrect. Write the correct statements:

Natural magnets are stronger than artificial magnets.  

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Science>Physics>Magnetism>Artificial Magnets
Explain the difference between natural magnets and artificial magnets.
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Science>Physics>Magnetism>Artificial Magnets
Artificial magnets are stronger than natural magnets.
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Science>Physics>Magnetism>Artificial Magnets
It is simple to find poles of a bar magnet. Can you suggest a method to find the poles of a horseshoe magnet?
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Science>Physics>Magnetism>Artificial Magnets
A bar magnet is made of:
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Science>Physics>Magnetism>Artificial Magnets
Artificial magnets are made in different shapes. Name these shapes and draw their sketches. 
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Science>Physics>Magnetism>Artificial Magnets
Cotyledons are also called-
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Science>Physics>Magnetism>Artificial Magnets
Show with the aid of a diagram how a wire is wound on a U-shaped piece of soft iron in order to make it an electromagnet. Complete the circuit diagram and label the poles of the electromagnet.
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Science>Physics>Magnetism>Artificial Magnets
What are artificial magnets? Name their different shapes.