Advertisements
Advertisements
प्रश्न
State one factor that affects the magnitude of induced current in an AC generator.
Advertisements
उत्तर
Factors on which the magnitude of induced current in an AC circuit depends:
- Magnetic field intensity.
- Number of turns in the coil.
APPEARS IN
संबंधित प्रश्न
Which sources produce alternating current?
Explain the underlying principle and working of an electric generator by drawing a labelled diagram. What is the function of brushes?
Complete the following sentence:
A generator with commutator produces ............... current.
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.
What energy conversion does take place in a generator when it is in use?
Observe the figure and write the answers to the questions asked.
- The construction shown in the figure is of which device?
- Explain the principle on which this device works.
- Write any three uses of this device.
The part of the AC generator that passes the current from the armature coil to the external circuit is ______.
A device for producing electric current is ______.
A coil of insulated copper wire is connected to a galvanometer. What will happen if a bar magnet is held stationary inside the coil?
An AC generator is provided with ______ slip rings that rotate with the coil.
