Advertisements
Advertisements
प्रश्न
State whether true or false. If false, correct the statement.
The speed of rotation of an electric motor can be increased by decreasing the area of the coil.
विकल्प
True
False
Advertisements
उत्तर
False
Correct Statement: The speed of rotation of coil can be increased by increasing the area of the coil.
APPEARS IN
संबंधित प्रश्न
State whether the following statement is true or false.
An electric motor converts mechanical energy into electrical energy.
Label the four parts of an electric motor
State whether the following statement is true or false:
An electric motor converts mechanical energy into electrical energy.
What is the role of the spilt ring in an electric motor?
State what would happen to the direction of rotation of a motor if:
both current and magnetic field were reversed simultaneously.
In an electric motor, the direction of current in the coil changes once in each:
two rotations
one rotation
half rotation
one-four rotation
What is an electric motor?
Observe the figure and write the answers to the questions asked.
- The construction shown in the figure is of which device?
- Explain the principle on which this device works.
- Write any three uses of this device.
An electric motor converts ______.
Direction of rotation of a coil in electric motor is determined by ____________.
