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प्रश्न
Artificial magnets are made in different shapes such as ______, _____ and _______.
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उत्तर
Artificial magnets are made in different shapes such as Bar-magnet, Horseshoe magnet, and Ring magnet.
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संबंधित प्रश्न
State two properties of a bar magnet ?
What is declination ? Draw a diagram to show the angle between the declination and true direction of geographic north.
Name four appliances which work using electricity ?
Match the following
| Column A | Column B |
| A) Steel | 1) to store magnets |
| B) Soft iron | 2) temporary magnet |
| C) Use in electric bell | 3) permanent magnet |
| D) Magnetic keepers | 4) electromagnet |
Which magnet will you use?
You are lost in a forest.
A magnet remains steady in a ________ direction.
Describe two simple experiments to support the statement that magnetism is a property of the molecules of a magnet.
Draw lines of force surrounding a bar magnet when it is placed in the magnetic meridian with its north pole pointing geographic south.
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
What is the material of darkened part?
Since every iron atom is a tiny magnet, why are not all iron bar magnets?
What are magnetic keepers? What are they used for?
With the help of a diagram explain the following:
Magnetisation of steel needle using electric current such that the pointed end should have north polarity.
One of the following is an example for a permanent magnet.
Thamizh Dharaga and Sangamithirai were playing with a bar magnet. They put the magnet down and it broke into four pieces. How many poles will be there?
What will happen when we place magnets near cell phones, computers, and DVDs?
The pole of a freely suspended magnet that points towards the north is called the south pole and what points towards the south is the celled north pole.
Define natural magnet.
