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प्रश्न
Select the correct option:
The magnetic strength of a bar magnet is:
विकल्प
maximum at its center
same along the magnet
maximum near its ends
none of these
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उत्तर
maximum near its ends
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संबंधित प्रश्न
State whether the following statement is true of false:
The axis of earth's imaginary magnet and the geographical axis coincide with each other.
The magnetic field lines:
(a) intersect at right angles to one another
(b) interest at an angle 45° to each another
(c) do not cross one another
(d) cross at an angle of 60° to one anotherv
The magnetic field inside a long straight solenoid carrying current ______.
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 the method of plotting the magnetic field lines by using a small compass needle.
Complete the following diagram of magnets to show the lines of force.
If the key in the arrangement is taken out (the circuit is made open) and magnetic field lines are drawn over the horizontal plane ABCD, the lines are
A magnetic needle is kept in a non-uniform magnetic field. It experiences ______.
When the conductor is perpendicular to the magnetic field, the force will be the ______, When it is parallel to the magnetic field, the force will be ______.
