Advertisements
Advertisements
प्रश्न
Define magnetic field.
Advertisements
उत्तर
The space around a magnet in which its magnetic effect or influence is observed.
APPEARS IN
संबंधित प्रश्न
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:
Why does a freely suspended magnet always rest in a north-south direction?
Fill in the blank.
Like poles ..................... each other.
A magnetic field can pass through ______ and ______.
Write a note on:
Compass needle
The magnetic field produced due to a circular wire at its center is ______.
Assertion (A): The work done by a magnetic field on a moving charge is zero.
Reason (R): In a magnetic field force is perpendicular to the velocity.
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.
