Advertisements
Advertisements
प्रश्न
Write symbol and state function of following component in an electric circuit :
rheostat
टीपा लिहा
Advertisements
उत्तर
Rheostat symbol : 
It is used to control the current in the circuit.
shaalaa.com
Types of Circuits: Simple Circuit
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
संबंधित प्रश्न
What is an electric cell?
A cell is used to :
How are the potential difference (V), current (l) and resistance (R) related?
The unit of potential difference is :
There is a positively charged sphere A and negatively charged sphere B, such that they are brought in electrical contact by a copper wire.
In which direction conventional current flows?
How do the charges interact?
What is the SI unit of charge?
Write SI unit of
Resistance.
A positively charged rod is brought near the cap of a positively charged gold leaf electroscope. State your observation and give a reason.
What is the SI unit of resistance?
