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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
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.
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.
Lighting occurs due to ______.
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.
