Advertisements
Advertisements
Question
What causes the charging of two objects when they are rubbed together?
Advertisements
Solution
CAUSE OF CHARGING OF TWO OBJECTS WHEN RUBBED:
Both objects before rubbing are neutral.
On Rubbing transfer of electrons from one object to other object takes place.
The body from which electrons are transferred gets DEFICIENT in ELECTRONS and becomes POSITIVELY charged.
The body to which electrons are transferred has EXCESS ELECTRONS and becomes NEGATIVELY charged.
APPEARS IN
RELATED QUESTIONS
To find whether the charge on a body is positive or negative, an uncharged electroscope is used.
If a negatively charged rod is brought near a negatively charged pith ball electroscope, the pith ball will be stuck with the rod.
Mercury is a ............ of electricity while pure water is ............ of electricity.
Who discovered the way of producing electricity by friction?
A glass rod is rubbed with silk. State the kind of charge acquired by each.
Can you charge an insulator by the method of conduction?
What is an electroscope?
How will you use a gold leaf electroscope to find out whether a body is charged or uncharged?
How will you use a gold leaf electroscope to find out whether the charge on a charged body is positive or negative?
What are the effects of lightning?
