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

Evaluate the tension in the rope, Evaluate the tension in the rope A m...

Evaluate the tension in the rope A muscle builder holds the ends of a masslessrope. At the center of the rope, a 15kg ball is hung. What is the tension in the rope if the angl

Evaluate the height to which the center of the baton travels, A baton twirl...

A baton twirler throws a spinning baton directly upward. As it goes up and returns to the twirler's hand, the baton turns through four revolutions. Ignoring air resistance and assu

What is the path of the beam in the magnetic field, Q. A beam of electrons ...

Q. A beam of electrons travelling with a speed of 4 X 10 7 ms -1 is projected normal to a magnetic field of B = 10 -3 Wb m -2 . What is the path of the beam in the magnetic fiel

Draw a ray diagram to show the formation of image, Draw a ray diagram to sh...

Draw a ray diagram to show the formation of image of an object placed among the optical centre and focus of the convex lens. Write the characteristics of image formed. Using this d

State the properties of electric lines of force, (i) Electric field lines c...

(i) Electric field lines come out of positive charge and go into the negative charge. (ii) Tangent to the field line at any point gives the direction of the field at that point.

Determine the depth of a freshwater lake - sound waves, Sound waves are bei...

Sound waves are being used to determine the depth of a freshwater lake, as shown in the figure below. If the water is 25°C and it takes 1.2 s for the echo to return to the sens

Neutron possesses, Neutron possesses: (1)Positive charge (2)Negative...

Neutron possesses: (1)Positive charge (2)Negative charge (3)No charge (4)All are correct Ans: (3)No charge

ASSIGNMENT, VRIFY THE CURRENT DIVIDER RELATION AND VOLTAGES DIVIDER RELATIO...

VRIFY THE CURRENT DIVIDER RELATION AND VOLTAGES DIVIDER RELATION

Who female physicist who received the nobel prize in 1963, Name the female ...

Name the female physicist who received the Nobel Prize in 1963 for her discovery concerning the shell structure of the nucleus. Ans: (Maria Goeppert) Mayer was the first fe

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