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प्रश्न
In an electric motor, which of the following remains fixed and which rotates with the coil?
Commutator ; Brush
उत्तर
The carbon brushes remain fixed to the base of the motor, whereas the commutator (split rings) rotates.
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संबंधित प्रश्न
Explain the function of the following parts of an electric motor.
Brushes
Explain the function of the following parts of an electric motor.
Split ring
What is the function of a commutator in an electric motor made ?
Of what substance is the core of the coil of an electric motor made?
In a d.c. motor, why must the current to the coil be reversed twice during each rotation?
State what would happen to the direction of rotation of a motor if:
In what ways can a motor be made more powerful?
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 ____________.
Material of the core of a strong magnet is ____________.
The moving part of an electric motor is called ______.
Define electric motor.
