मराठी

A small magnet is suspended by a silk thread from a rigid support such that the magnet can freely swing. How will it rest? Explain by drawing a diagram. - Physics

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प्रश्न

A small magnet is suspended by a silk thread from rigid support such that the magnet can freely swing. How will it rest? Explain by drawing a diagram.
टीपा लिहा

उत्तर

It will always rest in north-south direction. The diagram is as follows. The compass is telling that the magnet is pointing in a north-south direction.

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पाठ 8: Electricity and Magnetism - Exercise [पृष्ठ ३२३]

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फ्रँक Physics [English] Class 9 ICSE
पाठ 8 Electricity and Magnetism
Exercise | Q 49 | पृष्ठ ३२३

संबंधित प्रश्‍न

Fill in the following blank with suitable words: 

 Magnetic field lines leave the .......... pole of a bar magnet and enter at its .......... pole.


Fill in the following blank with suitable words: 

The earth's magnetic field is rather like that of a .......... magnet with its .......... pole in the northern hemisphere.


Copy the figure below which shows a plotting compass and a magnet. Label the N pole of the magnet and draw field line on which the compass lines 

  


What is a natural magnet? State two limitations of a natural magnet. 


Figure. shows a bar magnet placed on the table top with its north pole pointing towards south. The arrow shows the north-south direction. There are no other magnets or magnetic materials nearby.

Insert two magnetic field lines on either side of the magnet using  arrow head to show the direction of each field line.


Figure. shows a bar magnet placed on the table top with its north pole pointing towards south. The arrow shows the north-south direction. There are no other magnets or magnetic materials nearby.

What is the magnitude of the magnetic field at each neutral point? Give a reason for your answer.


Select the correct option:

The magnetic strength of a bar magnet is:


What do you meant by the term pole of a magnet? Magnetically speaking, what is the difference between a piece of brass, a piece of soft iron, and a piece of lode- stone?


Describe two methods of determining the arrangement of the lines of force in the field close to a bar magnet. Give a brief explanation of each method.


What do you mean by the term lines of the magnetic field?

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