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प्रश्न
A magnetic field can pass through ______ and ______.
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उत्तर
A magnetic field can pass through cardboard and water.
Explanation:
- The magnetic field can pass easily through many substances other than ferromagnetic materials (such as iron and steel).
- The magnetic field can pass easily through non-magnetic materials like cardboard, paper, glass, plastic, and water.
संबंधित प्रश्न
Why don’t two magnetic lines of force intersect each other?
List three sources of magnetic fields.
A plotting compass is placed near the south pole of a bar magnet. The pointer of plotting compass will:
- The diagram shows a bar magnet surrounded by four plotting compasses. Copy the diagram and mark in it the direction of the compass needle for each of the cases B, C and D.
- Which is the north pole, X or Y?
Define the term magnetic field of a magnet. How will you recognize it experimentally?
List two methods of producing magnetic fields.
Define magnetic field.
The field at the center of the long circular coil carrying current will be parallel straight lines.
Define magnetic shielding.
A wire placed along north south direction carries a current of 5A from south to north. Find the magnetic field due to a 1m piece of wire at a point 200 cm north east from the piece.
