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प्रश्न
A device for producing electric current is ______.
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उत्तर
A device for producing electric current is Generator.
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संबंधित प्रश्न
State the principle of an electric generator.
Name some sources of direct current.
Explain the principle of an electric generator.
State two ways in the which the current alternating current and direct current?
Name and state the principle of a simple a.c. generator. What is its use?
In an a.c. generator the speed at which the coil rotates is doubled. How would this affect
- the frequency of output voltage,
- the maximum output voltage is doubled.
Draw a neat labeled diagram of an A.C. generator
A flat coil of wire rotates at a constant speed about an axis perpendicular to a uniform magnetic field. Draw a graph to show how the induced e.m.f. varies relative to the positions of the coil during its one complete rotation. At what position of the coil, the e.m.f. has the maximum value?
State change that you would make to convert an A.C. generator into a D.C. generator. Illustrate the change by a diagram.
Observe the following diagram and answer the questions.
- Explain the construction of the equipment shown in the figure.
- How is AC generated?
