Source of Electric Current
Source of Electric Current
A device that can be used to produce an electric current is called a source of electric current. Common sources of electric current are cells and batteries (collection of cells) which comes in various shapes and sizes. A very useful kind of cell which we use very often is dry cell, due to a chemical reaction that takes place in cells and batteries, electric current is produced.
The main source form where we get electric current are:
1. The dry cell and battery
|
Dry Cell |
Battery |
2. The mains provided by the electricity department.
3. Electric generator, and
4. A solar cell.
Which of the following are correct : (a) Cell and battery are the sources of electricity. (b) Electric generator can produce electricity. (c) Solar cells are the good source of electricity. | |||
| Right Option : D | |||
| View Explanation | |||
Two common sources of electric current are ______________ and _____________ | |||
| Right Option : C | |||
| View Explanation | |||
Which of the following are correct : (a) Battery is the bad sources of electricity. (b) Dry cell is used in devices like clock, remote, etc. (c) Solar cells are the bad source of electricity. | |||
| Right Option : B | |||
| View Explanation | |||
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