Advertisements
Advertisements
प्रश्न
Distinguish between
Natural and artificial magnets.
उत्तर
Natural magnets are the pieces of lodestone which are found in nature while artificial magnet is the magnetized piece of iron or steel.
APPEARS IN
संबंधित प्रश्न
Write true or false for a given statement.
A current-carrying coil, when suspended freely, can rest in any direction.
What is a magnetic compass ? State its use.
What is declination ? Draw a diagram to show the angle between the declination and true direction of geographic north.
Give a reason for the following.
Iron is a magnetic substance.
If a magnet is carefully broken into two pieces as shown in figure (i), how does the magnetic strength of each piece compare with that of the original magnet? If another magnet is carefully broken in half along its long axis shown in figure (ii), how would the strength of each piece compare with that of the original magnet?
Define the following term:
Geographic meridian
Draw the magnetic field lines around a bar magnet when a bar magnet is placed such that the N pole points North.
What is meant by electrostatic induction? You have been given two metal containers A and Band a positively charged body X. With the help of a diagram, explain the different stages of charging - A positively, and B negatively.
State the laws of magnetism.
One of the following is an example for a permanent magnet.
