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प्रश्न
Give scientific reason:
A ' cracking' noise may be heard on removing a nylon shirt, blouse, or stockings.
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उत्तर
When a nylon shirt, blouse, or stocking s are removed then they get rubbed with the hairs and due to friction between hairs and nylon, charges get induced on them and attractive force gets induced between them.
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संबंधित प्रश्न
Fill in the blank to complete the sentence :
Unlike poles of a magnet ___________ each other.
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.
What is magnetic induction?
A magnet is carefully broken into two equal pieces as shown in the figure. How would the magnetic field strength of each piece compare with that of the original magnet? 
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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.
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.
