Advertisements
Advertisements
प्रश्न
Draw diagram showing the arrangement of the lines of force for a piece of soft iron laid in line with the magnetic field.
उत्तर
Arrangement of lines of force for a piece of soft iron laid in line with the magnetic field:
AB is a soft iron rod whose end A behaves as south pole and end B behaves a north pole when soft iron rod is placed in a line with magnetic field.
APPEARS IN
संबंधित प्रश्न
Which of the following statements is incorrect regarding magnetic field lines?
(a) The direction of magnetic field at a point is taken to be the direction in which the north pole a magnetic compass needle points.
(b) Magnetic field lines are closed curves.
(c) If magnetic field lines are parallel and equidistant, they represent zero field strength.
(d) Relative strength of magnetic field is shown by the degree of closeness of the field lines.
Copy the figure below which shows a plotting compass and a magnet. Label the N pole of the magnet and draw field line on which the compass lines
If you hold a coil of wire next to a magnet, no current will flow in the coil. What else is needed to induce a current?
What is an artificial magnet? State two reasons why do we need artificial magnets .
Explain what you understand by magnetic induction. What role does it play in attraction of a piece of iron by a magnet?
Figure. shows a bar magnet placed on the table top with its north pole pointing towards south. The arrow shows the north-south direction. There are no other magnets or magnetic materials nearby.
What is the magnitude of the magnetic field at each neutral point? Give a reason for your answer.
Repulsion is a surer test of magnetic condition of a body than attraction. Explain.
Draw diagram showing the arrangement of the lines of force for a single magnet.
The magnetic field is the strongest at ____________.
The relation between weber and Tesla is ______.
