Задание. Find the wrong statements and correct them:
1. The electric motor is a device for transforming mechanical energy into electrical energy. 2. Both generators and motors have an armature with windings, a commutator and brushes. 3. One shunt winding in an electric motor is sufficient and a series winding should not be added. 4. A very strong magnetic field is achieved by adding a series winding to the magnetic coils. 5. A powerful effect provides the running conditions. 6. A motor operates equally well in no conditions.

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