The property of certain objects to attracts iron objects is called :
Electricity
Viscosity
Magnetism
Surface tension
Area of magnetic influence formed by the grouping of atoms is called:
Electric domain
Magnetic domain
Nuclear domain
All of these
What happens on heating a magnet ?
Loose its magnetism
Decrease its magnetism
Increase its magnetism
No noticable change
From the following which one is non magnetic material ?
Paper
Iron
Nickel
Cobalt
Find the odd one from the following ?
Bar magnets
Horse magnets
Cylindrical magnets
Square magnets
Earth has how many geographical poles ?
1
2
3
4
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
In unmagnetised state the net magnetic influence will be equal to:
zero
one
two
infinity
From the following ,find the correct statement :
All magnetic materials are metals
All metals are magnetic materials
All magnetic materials are non metals
All non metals are magnetic materials
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
