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प्रश्न
State one factor that affects the magnitude of induced current in an AC generator.
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उत्तर
Factors on which the magnitude of induced current in an AC circuit depends:
- Magnetic field intensity.
- Number of turns in the coil.
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संबंधित प्रश्न
State the principle of an electric generator.
A rectangular coil of copper wires is rotated in a magnetic field. The direction of the induced current changes once in each______.
A coil of insulated copper wire is connected to a galvanometer. What will happen if a bar magnet is pushed into the coil?
Name the phenomenon which is made use of in an electric generator.
What is the function of brushes in an electric generator?
Draw the labelled diagram of an A.C. generator. With the help of this diagram, explain the construction and working of an A.C. generator.
An electric generator converts:
(a) electrical energy into mechanical energy.
(b) mechanical energy into heat energy.
(c) electrical energy into chemical energy.
(d) mechanical energy into electrical energy.
The current induced in a closed circuit only if there is ______.
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?
To convert an AC generator into DC generator ____________.
