Explain electric motor, Physics

Assignment Help:

Electric Motor:

A device, which converts electric energy into mechanical energy is known as Electric Motor.

Factors on which the speed of Rotation of Motor Depends:

The speed of rotation of motor depends on the following factors.

1. Magnitude of current passing by the motor.

2. Strength of magnetic field.

3. Number of turns in the coil of the motor.

4. Permeability of its armature.

 


Related Discussions:- Explain electric motor

How a pure semiconductor under ordinary conditions behaves, A pure semicond...

A pure semiconductor under ordinary conditions behaves like (A) A conductor.               (B) An insulator. (C) A magnetic material. (D) A ferro-electric material. A

Define magnetic moment of a current loop, Define magnetic moment of a curre...

Define magnetic moment of a current loop. The magnetic moment of a current loop is described as the product of the current and the loop area. Its direction is perpendicular to

Electrostatic shielding, Electrostatic shielding/screening is the phenomeno...

Electrostatic shielding/screening is the phenomenon of protecting a particular region of space from external electric field. Sensitive instruments and appliances are affected serio

Optical activity and optical rotation, Q.   What is "optical activity and o...

Q.   What is "optical activity and optical rotation"? Write the laws of optical activity of optically active solution. Optical Activity If a plane polarized light is made

State the importance of emission and absorption spectra, State the importan...

State the importance of emission and absorption spectra. Derive the mathematical expression for refractive index of material of the prism.

An electric dipole is held in a uniform electric field, An electric dipole ...

An electric dipole is held in a uniform electric field. (1) Using suitable diagram, show that it does not undergo any translatory motion, and (2) derive an expression for the

Bronze, Bronze: Copper when alloyed with tin (8% to 16%) and a very small ...

Bronze: Copper when alloyed with tin (8% to 16%) and a very small percentage of a third element like cadmium, beryllium, phosphorous, silicon etc, is called Bronze. Bronzes are gi

Explain gravity of the car, A 150-kg roller-coaster car climbs to the top o...

A 150-kg roller-coaster car climbs to the top of a 91-m-high hill. How much work is completed against gravity as the car is lifted to the top of the hill?

Evaluate the period of the vibrating object, Q. A twelve-slit strobe disc i...

Q. A twelve-slit strobe disc is rotated at the max stopping frequency for a vibrating object. The strobe is rotated at 4.0 Hz. (a) Evaluate the period of the vibrating object?

NEUTRON ACTIVATION ANALYSIS, COMPARATOR EQUATION USED TO DETERMINE THE CONC...

COMPARATOR EQUATION USED TO DETERMINE THE CONCENTRATION OF ELEMENTS

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd