Advertisements
Advertisements
प्रश्न
A plotting compass is placed near the south pole of a bar magnet. The pointer of plotting compass will:
विकल्प
point away form the south pole
point parallel to the south pole
point towards the south pole
point at right angles to the south pole
उत्तर
point towards the south pole
If a plotting compass is placed near the south pole of a bar magnet, this pole attracts the north pole of the compass needle. This causes the tip of the compass to point towards the south pole.
APPEARS IN
संबंधित प्रश्न
The three diagrams in the following figure show the lines of force (field lines) between the poles of two magnets. Identify the poles A, B, C, D, E and F.
Explain with the help of a diagram how the intensity and direction of the magnetic field of a bar magnet can be determined.
The shape of the Earth’s magnetic field resembles that of an imaginary ______.
A compass is used for ______.
State whether true or false. If false, correct the statement.
Fleming’s Left hand rule is also known as Dynamo rule.
Define magnetic flux density.
Write a note on:
Compass needle
The magnetic field lines due to a straight wire carrying current are parallel.
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?
