Advertisements
Advertisements
प्रश्न
Complete the following diagram of magnets to show the lines of force.
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
Fill in the following blank with suitable words:
The earth's magnetic field is rather like that of a .......... magnet with its .......... pole in the northern hemisphere.
What is a magnetic field?
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
How will you test whether a given rod is made of iron or copper?
[Hint : Iron rod gets magnetised when placed near a bar magnet by magnetic induction, while copper rod does not get magnetised]
Explain the following :
When two pins are hung by their heads from the same pole of a magnet, their pointed ends moves apart.
What do you understand by the term magnetic field lines?
Write a note on the 'magnetic field'.
What do you meant by the term pole of a magnet? Magnetically speaking, what is the difference between a piece of brass, a piece of soft iron, and a piece of lode- stone?
The magnetic field lines always begin from ____________.
If the key in the arrangement is taken out (the circuit is made open) and magnetic field lines are drawn over the horizontal plane ABCD, the lines are
