Advertisements
Advertisements
प्रश्न
Draw diagram showing the arrangement of the lines of force for two magnets in line, with unlike poles facing one another.
Advertisements
उत्तर
Arrangement of lines of force for two magnets in line, with unlike poles facing one another: 
APPEARS IN
संबंधित प्रश्न
A thick wire is hanging form a wooden table. An anticlockwise magnetic field is to be produced around the wire by passing current through this wire by using a battery. Which terminal of the battery should be connected to the:
(a) top end of wire?
(b) bottom end of wire?
Give reason for your choice.
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?
State briefly the molecular theory of magnetism.
State any two properties of a magnet.
Complete the following diagram of magnets to show the lines of force.
What are the properties of a magnet?
The relative strength of the magnetic field at a point in the space surrounding the magnet is shown by the ____________.
Magnetic field lines determine ______.
______ 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.
