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प्रश्न
What is earthing?
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उत्तर
Earthing is the process of connecting the exposed metal parts of an electrical circuit to the ground.
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संबंधित प्रश्न
The body which has lost electrons becomes ________.
Electroscope is a device used to charge a body by induction.
Give a reason for the following.
In an electroscope, the connecting rod and the leaves are all metals.
What is electroscope? Explain how it works.
In an electroscope, if a negatively charged body is brought in contact with the metal dip, the strips of the electroscope diverge. If now another charged object carrying equal amount of positive charge is brought in contact with the clip, what will happen?
The strips of an electroscope diverge when a charged body is brought in contact with the metal clip. Now the clip is touched gently by our hand. What will happen to the strips? Explain.
If the metal clip used in the electroscope is replaced by an ebonite rod and a charged body is brought in contact with it, will there be any effect on the aluminium strips? Explain.
Lighting occurs due to ______.
Write a note on –
Electrical discharge.
Assertion: People struck by lightning receive a severe electrical shock.
Reason: Lightning carries very high voltage.
