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प्रश्न
The intensity of a magnetic field is indicated by the lines of ______.
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उत्तर
The intensity of a magnetic field is indicated by the lines of force.
Explanation:
Magnetic field lines show the direction and strength of the magnetic field. The closer the lines are to each other, the stronger the magnetic field.
संबंधित प्रश्न
A strong bar magnet is placed vertically above a horizontal wooden board. The magnetic lines of force will be:
(a) only in horizontal plane around the magnet
(b) only in vertical plane around the magnet
(c) in horizontal as well as in vertical planes around the magnet
(d) in all the planes around the magnet
A portable radio has a built-in transformer so that it can work from the mains instead of batteries. Is this a set-up or step down transformer?
In following figure, draw at least two magnetic field lines between the two magnets.
(b) 
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.
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.
Draw diagram showing the arrangement of the lines of force for a single magnet.
State any two properties of a magnet.
Magnetic lines of force never ______ each other.
______ is the number of magnetic field lines passing through a given area.
A wire 10 cm long carrying a current of 1.5 A is held in a uniform magneÑic field in which B = 10-3 T. Calculate the force on the wire if it is held perpendicular to the lines of the magnetic field.
