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प्रश्न
Answer the following questions based on the given graph.
- Identify which curve shows AC and DC.
- What is the frequency of AC and DC?
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उत्तर
- Straight line: DC (Direct current)
Curve: AC (Alternating current) - Frequency = `1/"Time period"`
∴ AC = 1 Hz and DC = 0 Hz
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संबंधित प्रश्न
What type of current is given by (i) a dry cell, and (ii) a power House generator?
In what respect does the construction of an A.C. generator differ from that of a D.C. generator?
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.).
The frequency of the alternating current is 50 Hz.
The domestic electricity in India is an ac with a frequency ______ of Hz.
Conceptual question.
Can electroplating be possible with alternating current?
The frequency of electricity produced by DC generator is equal to ____________.
What is common to both direct and alternating current?
In India, the frequency of the alternating current is, ______.
Define the following:
Frequency
Complete the correlation:
DC : Non-oscillatory current flowing in one direction : : AC : ______
Why is an alternating current (A.C.) considered to be advantageous over direct current (D.C.) for the long distance transmission of electric power?
