What Is Electric Motor And Its Principle

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What is electric motor explain its principle and working?

Electric motor: A motor is a device which converts electrical energy into mechanical energy. Principle of motor : A motor works on the principle that when a rectangular coil is placed in a magnetic field and current is passed through it. A force acts on the coil which rotates it continuously.

What is an electric motor explain?

An electric motor is an electrical machine that converts electrical energy into mechanical energy. Most electric motors operate through the interaction between the motor’s magnetic field and electric current in a wire winding to generate force in the form of torque applied on the motor’s shaft.

What is an electric motor explain with diagram?

1) When electric is passed into the rectangular coil, magnetic field is produced around the coil. 2)The magnetic field of horse shoe type interacts with the magnetic field on the coil and causes the coil to rotate continuously.

What is working of electric motor class 10th?

Working Principle of Electric Motor The electric motor works on the principle that when a coil is placed in the magnetic field and the current passes through it resulting in rotation of the coil.

What is a motor symbol?

Motor. A motor, shown as a circle with the letter M inside it, changes electricity into movement.

What is the principle of electric generator?

Electric generators work on the principle of electromagnetic induction. A conductor coil (a copper coil tightly wound onto a metal core) is rotated rapidly between the poles of a horseshoe type magnet. The conductor coil along with its core is known as an armature.

What’s a armature?

Definition of armature 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 are the 7 parts of electric motor?

Stator Coil. Rotor Coil. Main Shaft. Brush. Bearing. Drive Pulley. Motor Housing.

What is the symbol for 3 phase?

Three-phase electric power (abbreviated 3φ) is a common type of alternating current used in electricity generation, transmission, and distribution.

What is a resistor symbol?

The value of a resistor is measured in ohms and represented by the Greek letter capital omega (Ω). The resistance value is specified in ohms, the standard symbol is “R” or Ω. Resistor values are often stated as “k” (kilo, or times 1,000) or “M“, (meg, or times 1,000,000) for convenience.

What energy transfer happens in electric motors?

An electric motor converts electrical energy into mechanical energy through the process of electromagnetic induction.

What are the types of generator?

Portable Generators. Inverter Generators. Standby Generators. Gasoline Generators. Diesel Generators. Natural Gas Generators. Solar Generators. Hydrogen Generators.

What is the use of slip ring?

“A slip ring is an electromechanical device that allows the transmission of power and electrical signals from a stationary to a rotating structure. A slip ring can be used in any electromechanical system that requires unrestrained, intermittent or continuous rotation while transmitting power and / or data.

What is the function of a stator?

In an electric motor, the stator provides a magnetic field that drives the rotating armature; in a generator, the stator converts the rotating magnetic field to electric current. In fluid powered devices, the stator guides the flow of fluid to or from the rotating part of the system.

What are the 3 main parts of a motor?

Different Parts of an Electric Motor and Their Function An Armature or rotor. Commutator. Brushes.

What is RYB in 3 phase?

RYB simply stands for Red, yellow and Blue respectively in a three phase electrical system. In a three phase electrical system, the three phases are separated by an angle of 120 degrees and each phase is given a specific colour, i.e. R,Y and B for the phases to be identified.

What is the AC symbol?

Because the unit for current is ampères, or amps, the symbol for it is A. “A” with a wavy line over it = AC current.

What is called capacitor?

A capacitor is a two-terminal electrical device that possesses the ability to store energy in the form of an electric charge. It consists of two electrical conductors that are separated by a distance. The space between the conductors may be filled by vacuum or with an insulating material known as a dielectric.

What are the 4 types of resistors?

Fixed resistors. Fixed resistors are resistors with a specific value. Types of Fixed Resistors. Wire Wound Resistors. Variable Resistors. Types of Variable Resistors. Thermistors. Varistor Resistors. Photo Resistor or LDR (Light Dependent Resistors). Surface Mount Resistors.

What is Relay function?

Relays are switches that open and close circuits electromechanically or electronically. Relays control one electrical circuit by opening and closing contacts in another circuit.

What is the full form of MCB?

The full form of MCB is Miniature Circuit Breaker . It is a kind of electronic switch that functions automatically.

What are the 3 types of fuses?

Classification of Fuses Fuses can be classified as “One Time Only Fuse”, “Resettable Fuse”, “Current limiting and non – current limiting fuses” based on the usage for different applications.

What are the 5 types of fuses?

The low voltage fuses are divided into five types and those are of the rewirable, cartridge, drop out, striker, and switch fuses.

What is energy formula?

Energy is defined as the capacity to do work. Formula. The energy stored in an object due to its position and height is known as potential energy and is given by the formula: P.E. = mgh. Unit.

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