The region around magnet where its magnetic influence is felt is called :
Magnetic lines of force
Magnetic lines
Magnetic field
Magnetic force
How many poles a magnet has :
4
3
2
1
Area of magnetic influence formed by the grouping of atoms is called:
Electric domain
Magnetic domain
Nuclear domain
All of these
Earth has how many geographical poles ?
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 which direction does a freely suspended magnet align when it comes to rest ?
South-west
North east
South east
North south
By induction a magnetic substance attains magnetism temporarily.This statement is :
False
True
Sometimes true and sometimes false
none of these
The magnetic force exerted by a magnet is depends on:
Density
Length
Thickness
Shape
The property of certain objects to attracts iron objects is called :
Electricity
Viscosity
Magnetism
Surface tension
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