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प्रश्न
Complete the correlation:
DC : Non-oscillatory current flowing in one direction : : AC : ______
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उत्तर
DC : Non-oscillatory current flowing in one direction : : AC : Current changing in magnitude and direction after equal intervals of time.
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संबंधित प्रश्न
In what respect does the construction of an A.C. generator differ from that of a D.C. generator?
State an important advantage of alternating current over direct current.
What is the frequency of A.C. supply in India?
The frequency of direct current (d.c.) is:
(a) 0 Hz
(b) 50 Hz
(c) 60 Hz
(d) 100 H
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.
State an important advantage of using alternating current (a.c.) over direct current (d.c.).
Alternating current : oscillatory :: Direct current : _______
The frequency of the alternating current is 50 Hz.
Distinguish between Direct current and alternating current.
The domestic electricity in India is an ac with a frequency ______ of Hz.
What is common to both direct and alternating current?
In India, the frequency of the alternating current is, ______.
Define the following:
Frequency
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?
