Advertisements
Advertisements
Question
An electroscope has been charged by induction with the help of charged glass rod. The charge on the electroscope is
Options
negative
positive
both positive and negative
None of the above
Advertisements
Solution
Positive
APPEARS IN
RELATED QUESTIONS
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.
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 ______.
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.
Write a note on –
Electrical discharge.
Assertion: People struck by lightning receive a severe electrical shock.
Reason: Lightning carries very high voltage.
