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प्रश्न
Draw the pattern of magnetic field lines near a bar magnet placed with its North Pole pointing towards the geographic North. Indicate the position of neutral points by marking X.
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उत्तर
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संबंधित प्रश्न
The wire in Figure below is being moved downwards through the magnetic field so as to produce induced current.
(a) moving the wire at a higher speed?
(b) moving the wire upwards rather than downwards?
(c) using a stronger magnet?
(d) holding the wire still in the magnetic field?
(e) moving the wire parallel to the magnetic field lines?
What do you understand by the term magnetic field lines?
Can two magnetic field lines intersect each other? Give reason to your answer.
In following figure, draw at least two magnetic field lines between the two magnets.
(a) 
Complete the following sentence :
If the field lines in a magnetic field are parallel and equidistant, the magnetic field is __________ .
Select the correct option:
Nickel is a:
How do you account for the following fact?
Soft iron keepers help to prevent the magnets from losing their magnetic properties.
Complete the following diagram of magnets to show the lines of force.
The relation between weber and Tesla is ______.
