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संबंधित प्रश्न
Fill in the blank to complete the sentence :
Unlike poles of a magnet ___________ each other.
Explain the meaning of the term induced magnetism.
How do you account for the following fact?
Bar magnets lose their magnetism when heated strongly.
Describe various methods of magnetising a piece of iron.
A magnet is carefully broken into two halves along its long axis as shown in the figure. How would the magnetic strength of each piece compare with that of the original magnet?
A conductor B is charged by bringing another charged body A in contact 
What will be the charge gained by B?
A conductor B is charged by bringing another charged body A in contact
Explain the process of charging B.
How would you test whether a piece of steel was magnetised
(i) If you had a magnet?
(ii) If there was no magnet available.
Give scientific reason:
A ' cracking' noise may be heard on removing a nylon shirt, blouse, or stockings.
Give scientific reason:
A charge can be obtained on a rubbed ebonite rod held in the hand but not on a rubbed metal rod held in the hand.
