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प्रश्न
Define the following term regarding a bar magnet:
Effective length
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उत्तर
The distance (NS) between the north pole and south pole of a magnet is called the length or effective length of the magnet.
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संबंधित प्रश्न
Describe a simple experiment to illustrate that like poles of two magnets repel each other while the unlike poles attract ?
What is the magnetic induction? Explain with the help of a diagram.
State if the following statement is true or false. Correct the statement if it is false.
Whenever a magnet is not in use, it should be stored along with other magnets.
How will you do this?
Determine whether a material is magnetic or non-magnetic.
State three important properties of a magnet.
Define the following term:
Angle of dip
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.
Match the following:
| 1. | Electricity and magnetism | a. | Step-down transformer |
| 2. | Force on the conductor | b. | Hans Christian Oersted |
| 3. | Electric bell | c. | I LB |
| 4. | Ns <Np | d. | Electromagnet |
