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It generates a alternating current to keep the motor rotating in the same direction.
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∙ 13y ago
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How do you change an ac motor to a DC motor?
Ac motor have slip ring, to remove the slip ring,connected to the commutator its a dc motor.
How can you generate a DC?
U sohuld replace the slip-ring which it is in the AC generator to a commutator. It is a split-ring. Then u can produce DC generator.
Purpose of slip rings?
slip ring is connect on shaft of motor to collect current from commutator without any complicate connection and with use of it resistors can be insert in circuit and therefore speed control of motor can easily achive
What is the definition of commutator?
A commutator is an electrical switch that periodically reverses the current direction in an electric motor or electrical generator. A commutator is a common feature of direct current rotating machines.
The commutator of a universal motor connects each armature coil to?
to a brush
A split metal ring that acts as a switch in an electric motor is called a?
commutator
How does the commutator reverse the current in a motor?
Commutator is a split ring which reverses the current .when the commutator turns around due to magnetic force and because of it even the current gets reversed
How do you change an ac motor to a DC motor?
Ac motor have slip ring, to remove the slip ring,connected to the commutator its a dc motor.
How does torque reverse in a dc motor after half a revolution?
The point is that, with a d.c. motor, we don't want the torque to reverse every half-revolution, if the motor is to continue running in the same direction. To achieve this, we use a split-ring commutator/brushes, which rotates with the armature coil. Essentially, a split-ring commutator has twofunctions: (1) to enable us to connect the rotating coil to an external supply circuit and (b) to act as a rotating switch, ensuring that the armature current always flows in the same direction relative to the motor's magnetic field. Thanks to (b), the machine will continue to rotate in the same direction.Without a split-ring commutator, after half a revolution, the armature current will reverse direction relative to the magnetic field, the torque will reverse, and the motor will reverse direction.
Switch that regularly reverses the current in some motors?
A switch that reverses the direction of the current in a motor is called a forward reverse drum switch. It is a single phase motor that turns from clockwise to counter clockwise.
What is a reversing switch that rotates with the coil in am electric motor and reverses the direction of the current every half turn?
It's called a 'split-ring commutator'. It changes the naturally-produced a.c. into d.c.
How can you generate a DC?
U sohuld replace the slip-ring which it is in the AC generator to a commutator. It is a split-ring. Then u can produce DC generator.
What is the function of a split ring commutator?
The split rings cause the direction of the magnetic field in the armature to change direction as the motor rotates. If this didn't happen the motor would not rotate. Slip rings can be used for an AC motor which causes the direction of the magnetic field to change with the AC waveform.
What is the basic difference between carbon brush of AC slip ring motor and carbon brush of Direct current commutator motor?
The only difference between slip rings and commutator is that commutator can change the frequency where as the slip rings can not do it.
Is a commutator the rotating element of a motor?
The commutator is part of the armature on a DC motor and this assembly is the rotating element of a motor.
Purpose of slip rings?
slip ring is connect on shaft of motor to collect current from commutator without any complicate connection and with use of it resistors can be insert in circuit and therefore speed control of motor can easily achive
Do split rings convert AC to DC power in DC motor?
no they do notAnswerYes, a split-ring commutator does convert a.c. to d.c. It is a rotary switch fitted to the shaft of the generator, which reverses the polarity of its output every half-cycle, so that the generator's output is a pulsating d.c. instead of a.c.
