Advertisements
Advertisements
प्रश्न
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.
Advertisements
उत्तर
(a) A glass rod is rubbed with silk. Glass rod loses electrons and becomes positively charged.
(b) An Ebonite rod is rubbed with fur. Fur loses electrons and acquires positive charge.
APPEARS IN
संबंधित प्रश्न
If the charge is not in motion, we call it static electricity.
Name two substances which can be charged by friction.
What are the two kinds of charges?
Describe an experiment to demonstrate that there are two r kinds of charges.
A glass rod rubbed with silk is suspended near an ebonite r rod rubbed with fur. What will be your observation? Give a reason to your answer.
An ebonite rod rubbed with fur is suspended near another ebonite rod rubbed with fur. State your observation and give a reason to support your answer.
What is the net charge on an atom?
Give one example each of a conductor and an insulator of electricity.
Figure below shows a metal rod AB placed on an insulating stand.
In figure (a) a negatively charged ebonite rod C is touched with the metal rod AB, while in figure (b), the negatively charged ebonite rod C is held near the rod AB. State the kind of charges at the ends A and B of the rod, in each case.
How is a tall building protected from damage due to lightning?
