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प्रश्न
Select the correct option:
The magnetic strength of a bar magnet is:
पर्याय
maximum at its center
same along the magnet
maximum near its ends
none of these
उत्तर
maximum near its ends
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संबंधित प्रश्न
You are given the magnetic field pattern of a magnet. How will you find out from it where the magnetic field is the strongest?
The shape of the earth's magnetic field resembles that of an imaginary:
(a) U-shaped magnet
(b) Straight conductor carrying current
(c) Current-carrying circular coil
(d) Bar magnet
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?
Explain why iron filings which are sprinkled on a sheet of cardboard placed over a bar magnet take up a definite pattern when cardboard is slightly tapped.
Complete the following sentence :
If the field lines in a magnetic field are parallel and equidistant, the magnetic field is __________ .
Draw diagram showing the arrangement of the lines of force for two magnets in line, with unlike poles facing one another.
Complete the following diagram of magnets to show the lines of force.
Complete the following diagram of magnets to show the lines of force.
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.
