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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
Give a reason for the following
When you touch the metal disc of an electroscope with a charged glass rod the metal leaves get diverged.
Give a reason for the following.
In an electroscope, the connecting rod and the leaves are all metals.
The aluminium strips in an electroscope as shown in the following figure are replaced by plastic strips and a charged body is brought in contact with the metal clip. What will happen?
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 ______.
Before using an electroscope, it should be ______.
The gold-leaf electroscope was developed in ______.
Assertion: Insulators do not allow a flow of current through them.
Reason: Insulators have no free charge carrier
