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प्रश्न
Explain the following:
Resistance of a conductor
उत्तर
Resistance of the conductor: It is the property of the conductor by virtue of which it obstructs the flow of current in the circuit.
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संबंधित प्रश्न
Explain the meaning of the term magnetic field ?
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Answer the following in detail.
Write a short note on the theory of magnetism.
How will you do this?
Explain that a magnet has a certain magnetic field.
If a magnet attracts a piece of metal, that piece must be made of ______.
The alloys called ______ and ______ are used for making industrial magnets.
With whom should I pair up?
| Group 'A' | Group 'B' |
| (a) Compass | 1. The highest magnetic force |
| (b) The door of a cupboard | 2. Like poles |
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| (d) Magnetic pole | 4. A magnetic needle |
Define the following term:
Geographic meridian
Draw the magnetic field lines around a bar magnet when a bar magnet is placed such that the N pole points North.
State the laws of magnetism.
