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प्रश्न
What are the characteristics of a static electric charge?
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उत्तर
The characteristics of a static electric charge are as follows:
- Charges exist in two types, i.e., positive and negative. Positive charge is generally carried by a proton and negative charge by an electron.
- Like charges always repel each other and unlike charges always attract each other.
संबंधित प्रश्न
In induction, a positively charged body can make an uncharged body positively charged.
When a comb is rubbed with dry hair both comb and paper get similarly charged.
To find whether a body is charged or not, an uncharged electroscope is used.
Why does a plastic comb rubbed with dry hair attract bits of paper?
In each of the following cases, State which body loses electrons:
(a) A glass rod when rubbed with silk.
(b) An ebonite rod when rubbed with fur.
A glass rod is rubbed with silk. Explain the charging of the glass rod and the silk on the basis of electron movement.
Distinguish between conductors and insulators of electricity.
Give one example each of a conductor and an insulator of electricity.
Can you charge an insulator by the method of conduction?
How will you use a pith ball electroscope to find out whether the charge on a charged body is positive or negative?
