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प्रश्न
Match the columns.
| Column A | Column B |
| 1) Direct current | a) Oscillatory |
| 2) Alternating current | b) Non oscillatory |
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उत्तर
| Column A | Column B |
| 1) Direct current | b) Non oscillatory |
| 2) Alternating current | a) Oscillatory |
संबंधित प्रश्न
Out of an A.C. generator and a D.C. generator:
which one uses a commutator (split rings)?
which one uses slip rings?
What is the difference between alternating current and direct current?
What do you understand by the terms 'direct current' and 'alternating current'?
Name some sources of direct current and some of alternating current.
Explain ‘Electric generator’ with the help of the following points:
- Diagram of an AC Generator with labelling
- Principle of an electric generator
- The function of slip rings
- Any two uses of a generator.
The frequency of AC is _______.
Alternating current : oscillatory :: Direct current : _______
The alternating current is an oscillatory current.
Distinguish between Direct current and alternating current.
Conceptual question.
Can electroplating be possible with alternating current?
What is common to both direct and alternating current?
In India, the frequency of the alternating current is, ______.
The device used to convert AC to DC is called ______.
Answer the following questions based on the given graph.
- Identify which curve shows AC and DC.
- What is the frequency of AC and DC?
Why is an alternating current (A.C.) considered to be advantageous over direct current (D.C.) for the long distance transmission of electric power?
How is the type of current used in household supply different from the one given by a battery of dry cells?
