Advertisements
Advertisements
Question
State any two properties of a magnet.
Advertisements
Solution
Properties of a magnet:
- The freely suspended magnet always aligns itself in the geographic north and geographic south direction.
- Like poles of magnets repel each other while unlike poles attract.
APPEARS IN
RELATED QUESTIONS
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.
A magnetic field exerts no force on:
an electrical charge moving perpendicular to its direction
an unmagnetised iron bar
a stationary electric charge
a magnet
What is a natural magnet? State two limitations of a natural magnet.
Explain the method of plotting the magnetic field lines by using a small compass needle.
In following figure, draw at least two magnetic field lines between the two magnets.
(a) 
A dry cell can supply a charge of 800 C. If continuous current of 8.0 mA is drawn, calculate the time in which cells will discharge completely.
Complete the following diagram of magnets to show the lines of force.

Complete the following diagram of magnets to show the lines of force.

A charge moving in a magnetic field, in a direction other than the direction of the magnetic field, experiences a force. It is called the ______ force.
