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प्रश्न
An electroscope has been charged by induction with the help of charged glass rod. The charge on the electroscope is
पर्याय
negative
positive
both positive and negative
None of the above
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उत्तर
Positive
APPEARS IN
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.
What is earthing?
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.
Before using an electroscope, it should be ______.
The gold-leaf electroscope was developed in ______.
The gold-leaf electroscope was developed by Abraham Bennet.
Assertion: Insulators do not allow a flow of current through them.
Reason: Insulators have no free charge carrier
Assertion: When both the strips of the electroscope are charged with a similar charge, they repel each other and become wide open.
Reason: Like charges always repel each other.
What do you mean by electrical Earthing?
Assertion: People struck by lightning receive a severe electrical shock.
Reason: Lightning carries very high voltage.
