Advertisements
Advertisements
Question
State the principle of an electric motor.
Solution
The working of an electric motor is based on the principle that a current carrying coil placed in a magnetic field with its plane parallel to the field, experiences a deflecting couple.
APPEARS IN
RELATED QUESTIONS
write two uses of DC motor
Draw a labelled diagram of a D.C. motor showing its main parts.
What energy conversion does take place during the working of a d.c. motor?
State two ways by which the speed of rotation of an electric motor can be increased.
Name two appliances in which an electric motor is used.
In an electric motor the energy transformation is ______.
What is an electric motor?
Commercial electric motors do not use
Describe the working of an AC generator with the help of a labelled circuit diagram. What changes must be made in the arrangement to convert it to a DC generator?
State two factors affecting the coil's rotation speed in a D.C. motor.
