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प्रश्न
Tick the most appropriate answer.
The surest test of magnetism is
विकल्प
attraction
repulsion
diffusion
hammering
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उत्तर
repulsion
संबंधित प्रश्न
Write true or false of the following statement.
Magnetic keeper is a wooden piece.
Select the correct answer
An example of natural magnet is
Answer the following.
Can you bring two similar poles of two different magnetic close together easily? Why?
Answer the following in short.
What is a magnet? Differentiate between natural and artificial magnets.
Answer the following in short.
If a bar magnet is placed over iron filings, where will the attraction of the iron fillings be
- maximum?
- minimum?
Answer the following in detail.
How can a magnet be demagnetized?
Fill in the blank.
The perpendicular bisector of the line joining the two poles of a magnet is called ...................
How will you do this?
Find the north pole of a magnet.
A magnet remains steady in a ________ direction.
Distinguish between the two methods of making artificial magnets.
The figure shows a freely suspended magnet in the rest position. Copy the diagram and on its show:
- Angle of declination
- Angle in dip
Draw the magnetic flux pattern near a bar magnet placed with its axis in the magnetic meridian and the south pole pointing towards geographic north.
Draw a clearly labelled diagram, to show how a steel bar is magnetised by a divided touch method. A written description is not required.
State three important properties of a magnet.
MRI stands for _______.
Magnets are used in _______ for generating electricity.
Consider the statement given below and choose the correct option.
Assertion: Iron filings are concentrated more at the magnetic poles.
Reason: The magnets are so sharp.
List out the uses of magnets.
Define the terms magnet and magnetism.
