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प्रश्न
List the main parts of an electric motor.
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उत्तर
Main parts of an electric motor are:
- Shaft,
- Primary and Secondary windings,
- Ball bearings,
- Armature,
- Stator,
- Commutator,
- Brushes,
- Terminals
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संबंधित प्रश्न
What is the role of the split ring in an electric motor?
Fill in the following blank with suitable words:
A motor contains a kind of switch called a .......... which reverses the current every half .......... .
State what would happen to the direction of rotation of a motor if:
both current and magnetic field were reversed simultaneously.
Tell the odd one out. Give a proper explanation.
Draw a labelled diagram of an electric motor.
What is 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.
In an electric motor, to make the coil rotating continuously in the same direction, the current is reversed in the coil after every half rotation by a device called ____________.
Observe the following diagram and answer the questions.
- Construction of which equipment does the above diagram show?
- On which principle does this equipment work?
- According to which law the coil ABCD rotates?
- Write the law in your own words.
- Where is this equipment used?
