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प्रश्न
उत्तर
Natural magnet is the deposits of the iron ore which has the attracting property of iron The properties of the natural magnet are :
(i) The magnet has the directive property when it is suspended freely, it always comes in a north-south direction.
(ii) A magnet attracts magnetic substances like iron, steel, etc. so, it has an attractive property.
(iii) Like poles repels each other while unlike poles attract each other in magnet.
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संबंधित प्रश्न
Name four appliances which work using electricity ?
Fill in the blank.
Magnetic poles always exist in ...............
Define the following term regarding a bar magnet:
Magnetic axis
Describe two simple experiments to support the statement that magnetism is a property of the molecules of a magnet.
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
What is the material of darkened part?
Define the following term:
Angle of declination
Give scientific reason:
Two steel needles hanging from the lower end of a vertical bar magnet do not hang vertically.
Draw the magnetic field lines around a bar magnet when a bar magnet is placed such that the N pole points North.
Why it is not advisable to slide a magnet on an iron bar back and forth during magnetising it?
