Contents
What is an armature answer?
Definition of ‘armature’ 1. a revolving structure in an electric motor or generator, wound with the coils that carry the current. 2. any part of an electric machine or device that moves under the influence of a magnetic field or within which an electromotive force is induced.
What are the 4 parts of an armature?
Armature Components. An armature can be designed with the number of components namely the core, the winding, the commutator, & the shaft.
What is armature used for?
An armature is used as an electric motor or generator. The armature is used to communicate between two magnetic fluxes. When the armature is used as an electric motor, due to relative motion between flux produced by the field winding and the flux produced by the armature winding the EMF is induced.
What are two main components of the armature?
An armature is made up of a number of main components; the core, the commutator, the winding and the shaft.
- About the core. The core of an armature is made up of lots of thin metal plates called laminations, which are usually about 0.5mm thick.
- About the commutator.
- About the windings.
- About the shaft.
What is armature simple?
1 : an organ or structure (such as teeth or thorns) for offense or defense. 2a : a piece of soft iron or steel that connects the poles of a magnet or of adjacent magnets.
What is armature class 10th?
Armature: It is a rectangular iron core wrapped by the copper coil through which electricity passes and due to magnetic field it experiences a force and rotates. Brushes: It conducts current between stationary wires and moving parts, most commonly in a rotating shaft.
What are the four main parts of DC motor?
These components are: a stator, a rotor, a yoke, poles, armature windings, field windings, commutator, and brushes. Many of its parts are the same as parts of AC motor, but with a little change.
What is difference between armature and commutator?
An armature is a combination of the winding, commutator, brushes, and ball bearings….What is Commutator?
| Armature | Commutator |
|---|---|
| It receives current from the armature windings | It receives current from the armature core |
| The core consists of armature windings, commutator, and brushes | It has some segments |
What wire is used for armature?
aluminium wire
An armature is often made of heavy, dark aluminium wire which is stiff, but can be bent and twisted into shape without much difficulty. The wire is affixed to a base which is usually made of wood. The artist then begins fleshing out the sculpture by adding wax or clay over the wire.
What is armature voltage?
Armature voltage is the voltage developed at the terminals of the armature winding of an AC or a DC machine during generation of power.
What is difference between armature and rotor?
It is located inside the stator and its objective is to rotate so that in turn the motor shaft or generator rotates. So basically, the rotor consists of a field magnet which rotates while the rotor remains stationary and on the other hand the armature carries current and is stationary and part of the stator.
Why is it called armature?
The word armature was first used in its electrical sense, i.e. keeper of a magnet, in mid 19th century. The parts of an alternator or related equipment can be expressed in either mechanical terms or electrical terms.