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प्रश्न
Draw a labelled diagram of a simple a.c. generator.
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उत्तर
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संबंधित प्रश्न
Which sources produce alternating current?
Name the device which converts mechanical energy into electric energy.
Name the phenomenon which is made use of in an electric generator.
What change should be made in an a.c. generator so that it may become a d.c. generator?
Name and state the principle of a simple a.c. generator. What is its use?
Suggest two ways in an a.c. generator to produce a higher e.m.f.
Explain the difference:
AC generator and DC 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?
A device for producing electric current is ______.
A coil of insulated copper wire is connected to a galvanometer forming a loop and a magnet is:
A: Held stationary
B: Moved away along its axis
C: Moved towards along its axis
D: There will be an induced current in
