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प्रश्न
Electric motor works on the magnetic effect of electric current.
उत्तर
Name the device which converts electrical energy in to mechanical energy.
APPEARS IN
संबंधित प्रश्न
Name some devices in which electric motors are used
Explain the function of the following parts of an electric motor.
Brushes
Name the device which is used to reverse the direction of current in the coil of a motor?
What is the function of a commutator in an electric motor made ?
In an electric motor, which of the following remains fixed and which rotates with the coil?
Commutator ; Brush
Tell the odd one out. Give proper explanation.
Loud speaker, Microphone, Electric motor, Magnet.
Name some of the devices in which electric motor are used.
Draw a labelled diagram of an electric motor.
In which electric motor appliances do we use it?
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.
