Advertisements
Advertisements
प्रश्न
How will you use a pith ball electroscope to find out whether the charge on a charged body is positive or negative?
Advertisements
उत्तर
Take a positively charged pith ball electroscope. Bring the charged body near the pith ball (without touching it). If the pith ball moves away, the body has a similar charge (positive charge) and if the pith ball moves towards the body, the body has negative charge.
APPEARS IN
संबंधित प्रश्न
When an ebonite rod is rubbed with fur, the electrons move from ebonite to fur.
A conductor has a large number of free electrons.
If a negatively charged rod is brought near a negatively charged pith ball electroscope, the pith ball will be stuck with the rod.
Like charges ............while unlike charges attract.
When an ebonite rod is rubbed with fur, the rod acquires
The rod in a gold leaf electroscope is made up of
What do you understand by electricity at rest?
A glass rod is rubbed with silk. Explain the charging of the glass rod and the silk on the basis of electron movement.
An ebonite rod is rubbed with fur. Explain the charging of the ebonite rod and the fur on the basis of electron movement.
A negatively charged ebonite rod is touched with the disc of a negatively charged gold leaf electroscope. What will be your observation?
