Area of magnetic influence formed by the grouping of atoms is called:
Electric domain
Magnetic domain
Nuclear domain
All of these
Find the odd one from the following ?
Bar magnets
Horse magnets
Cylindrical magnets
Square magnets
The magnets which are made by mechanical or electrical methods is called:
Natural magnets
Artifical magnets
Ferro magnets
Antiferro magnets
From the following which one is non magnetic material ?
Paper
Iron
Nickel
Cobalt
Choose the incorrect statement:
The south pole of magnet attracts the north pole of another magnet
The north pole of a magnet repels the south pole of another magnet
The north pole of a magnet repels north pole of another magnet
The south pole of a magnet repels the south pole of another magnet
Choose the incorrect statement from the following :
Magnetic poles always exist in pairs
Poles of any magnets are regions of maximum magnetic strength
Magnetic lines of force intersect each other
The magnetic force exerted by a magnet depends on density of magnetic lines of force
The region around magnet where its magnetic influence is felt is called :
Magnetic lines of force
Magnetic lines
Magnetic field
Magnetic force
Magnetite is the natural ore of which of the following material ?
Magnesium
Manganese
Aluminium
Which type of electro magnets are used in electric door bells?
Bar magnet
Horse shoe magnet
Cylindrical magnet
Any of these
Earth has how many geographical poles ?
1
2
3
4