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Draw magnetic field lines around a bar magnet. - Science

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प्रश्न

Draw magnetic field lines around a bar magnet.

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उत्तर

Magnetic field lines of a bar magnet emerge from the north pole and terminate at the south pole. Inside the magnet, the field lines emerge from the south pole and terminate at the north pole, as shown in the given figure.

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अध्याय 13: Magnetic Effects of Electric Current - Intext Questions [पृष्ठ २२८]

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एनसीईआरटी Science [English] Class 10
अध्याय 13 Magnetic Effects of Electric Current
Intext Questions | Q 1 | पृष्ठ २२८

संबंधित प्रश्न

A magnet attracts:


The diagram shows a bar magnet surrounded by four plotting compasses. Copy the diagram and mark in it the direction of he compass needle for each of the cases B, C, and D. 

Which is the north pole, X or Y?


Tick the most appropriate answer.

The region around a magnet where its magnetic force can be experienced is called


Name and define the SI unit of current.


Define current. Give its S.I. unit.


A magnetic field can pass through ______ and ______.


A compass is used for ______.


Define magnetic field.


The unit of magnetic flux density is ______.


State whether true or false. If false, correct the statement.

Fleming’s Left hand rule is also known as Dynamo rule.


Write a note on:

Compass needle


The magnetic field inside a ______ is uniform. 


A magnetic field is a ______ quantity.


The magnetic field at a point is ______ to the magnetic field lines.


No force acts in a current-carrying conductor when it is ______ to the magnetic field.


The field at the center of the long circular coil carrying current will be parallel straight lines.


A wire placed along north south direction carries a current of 5A from south to north. Find the magnetic field due to a 1m piece of wire at a point 200 cm north east from the piece.


Draw magnetic field lines produced around a straight current carrying conductor passing through a cardboard. How will the strength of the magnetic field change when the point where magnetic field is to be determined is moved away from the conductor?


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