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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
विकल्प
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.
Give a reason for the following.
In an electroscope, the connecting rod and the leaves are all metals.
What is earthing?
What is electroscope? Explain how it works.
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?
Lighting occurs due to ______.
Assertion: Insulators do not allow a flow of current through them.
Reason: Insulators have no free charge carrier
What do you mean by electrical Earthing?
Write a note on –
Electrical discharge.
Assertion: People struck by lightning receive a severe electrical shock.
Reason: Lightning carries very high voltage.
