Advertisements
Advertisements
Question
If a negatively charged rod is brought near a negatively charged pith ball electroscope, the pith ball will be stuck with the rod.
Options
True
False
Solution
False.
Correct: If a negatively charged rod is brought near a positively charged pith ball electroscope, the pith ball will be stuck with the rod.
APPEARS IN
RELATED QUESTIONS
All metals are insulators of electricity.
Human body is a conductor of electricity.
Match the following
| Column A | Column B |
| A. Two like charges | 1 negative charge |
| B. Two unlike charges |
2 repel |
| C. Silver is a | 3 insulator |
| D. Silk is an | 4 attract |
| E. Ebonite rod rubbed with fur acquires | 5 conductor |
When a glass rod is rubbed with silk, the glass rod and the silk get charged because
A glass rod rubbed with silk is touched with the disc of a negatively charged gold leaf electroscope. The divergence of leaves will
A glass rod is rubbed with silk. Explain the charging of the glass rod and the silk on the basis of electron movement.
Explain the charging by conduction in terms of movement of electrons.
Explain the charging by induction in terms of movement of electrons.
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.
Draw a labelled diagram of a gold leaf electroscope and describe its construction.
