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प्रश्न
People who made mariner’s compass for the first time.
पर्याय
Indians
Europeans
Chinese
Egyptians
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उत्तर
Chinese
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संबंधित प्रश्न
State two properties of a bar magnet ?
Name four appliances which work using electricity ?
The alloys called ______ and ______ are used for making industrial magnets.
Distinguish between the two methods of making artificial magnets.
Describe two simple experiments to support the statement that magnetism is a property of the molecules of a magnet.
Since every iron atom is a tiny magnet, why are not all iron bar magnets?
State three important properties of a magnet.
Define the following term:
Geographic meridian
Give scientific reason:
Two steel needles hanging from the lower end of a vertical bar magnet do not hang vertically.
Explain the following:
Resistance of a conductor
