The Effect Of Using A Split Ring In A Simple D.c Motor

In summary, the use of split rings in a simple d.c motor allows for the direction of rotation of the coil to be reversed, which is crucial in ensuring the motor continues to rotate in the same direction. Without split rings, the motor would stop rotating after half a turn.
  • #1
chikis
237
1

Homework Statement



What is the effect of using split- rings in a simple d.c motor?
A. The direction of rotation of the coil is reversed. B. The current in the coil flow in the same direction C. The current in the coil becomes alternating D. The direction of force on the coil is reversed E The contact with the voltage source is cut off.


Homework Equations



No equation is involved.

The Attempt at a Solution



I have never seen a d.c motor before or a split ring. I don't just know the function of a split ring in a simple d.c motor.
I don't know wether anybody has an idea about this.
 
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  • #2


I can provide some information about the effect of using split-rings in a simple d.c motor. The split rings, also known as commutators, are an essential component in a d.c motor. They are used to reverse the direction of the current in the coil as it rotates, which in turn causes the coil to continue rotating in the same direction. Without split rings, the current in the coil would remain in the same direction, causing the coil to stop rotating after half a turn.

Therefore, the correct answer to the forum post would be A. The direction of rotation of the coil is reversed. Split rings are crucial in ensuring that the current in the coil changes direction, allowing the motor to continue rotating in the same direction. The other options (B, C, D, E) are not accurate as they do not describe the role of split rings in a d.c motor. I hope this helps answer your question!
 

1. What is a split ring in a simple D.C motor?

A split ring is a type of commutator used in a D.C motor. It is a circular metal ring that is split into two separate halves, with each half connected to one end of the armature coil. It is responsible for reversing the direction of current flow in the armature coil, which helps in the rotation of the motor.

2. How does a split ring affect the operation of a D.C motor?

A split ring plays a crucial role in the operation of a D.C motor. As the armature coil rotates, the split ring ensures that the current direction in the coil is reversed at the right moment, causing the coil to continue rotating in the same direction. This process of changing the direction of current flow is essential for the motor to function properly.

3. What are the advantages of using a split ring in a D.C motor?

The use of a split ring in a D.C motor has several advantages. It helps in producing a smooth and continuous rotation of the motor, reduces sparking and arcing, and increases the efficiency of the motor. It also allows for easy maintenance and replacement if needed.

4. Are there any disadvantages of using a split ring in a D.C motor?

One of the main disadvantages of using a split ring in a D.C motor is the wear and tear of the split ring over time. This can lead to a decrease in the efficiency of the motor and may require frequent replacement. Additionally, the split ring can also create unwanted vibration and noise in the motor.

5. Can a split ring be used in other types of motors?

Yes, a split ring can also be used in other types of motors, such as universal motors and brushed D.C motors. However, it is not suitable for use in brushless motors, as they use electronic commutation instead of a mechanical commutator like a split ring.

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