Advertisements
Advertisements
प्रश्न
Distinguish between
Magnetic properties of iron and steel.
Advertisements
उत्तर
Iron has high susceptibility and low retentivity means it acquires the magnetism faster and removes it soon as well. While , steel has low susceptibility and high retentivity.
APPEARS IN
संबंधित प्रश्न
The magnetic field lines produced by a bar magnet:
(a) originate from the south pole and end at its north pole
(b) originate from the north pole and end at its east pole
(c) originate from the north pole and end at its south pole
(d) originate from the south pole and end at its west pole
Copy the figure below which shows a plotting compass and a magnet. Label the N pole of the magnet and draw field line on which the compass lines
Fill in the following blank with suitable words:
The lines of ........... round a straight current-carrying conductor are in the shape of ...........
The magnetic field inside a long straight solenoid carrying current ______.
In the straight wire A, current is flowing in the vertically downwards direction whereas in wire B the current is flowing in the vertically upward direction. What is the direction of magnetic field:
(a) in wire A?
(b) in wire B?
Name the rule which you have used to get the answer.
In a uniform magnetic field, the field lines are:
How do you account for the following fact?
Soft iron keepers help to prevent the magnets from losing their magnetic properties.
The magnetic field lines always begin from ____________.
A magnetic needle is kept in a non-uniform magnetic field. It experiences ______.
The magnetic field lines are stronger near the ______ and it diminishes as you go away from it.
