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प्रश्न
A compass is used for ______.
विकल्प
plotting magnetic lines
detection of magnetic field
navigation
All of these
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उत्तर
All of these
APPEARS IN
संबंधित प्रश्न
A magnet attracts:
A plotting compass is placed near the south pole of a bar magnet. The pointer of plotting compass will:
The metallic pointer of a plotting compass gets deflected only when it is placed near a bar magnet because the pointer has:
List two methods of producing magnetic fields.
Define current. Give its S.I. unit.
Write a note on:
Compass needle
The ______ produces its own magnetic field, which shields the earth’s ozone layer from the ______ and is important in navigation.
The force on a charged particle moving in a magnetic field is maximum when the angle between the direction of motion and field is 90°.
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.
Draw magnetic field lines produced around a straight current carrying conductor passing through a cardboard. How will the strength of the magnetic field change when the point where magnetic field is to be determined is moved away from the conductor?
