AC & DC Electric Generator

Q. In an electric generator, when the coil is in _____ position, maximum current will be induced in it.

1. vertical
2. horizontal
3. diagonal
4. ${30}^{\circ }$ position

Q. Which of the following energy conversions takes place in an electric generator?

1. Chemical $\to$ Electrical
2. Chemical $\to$ Mechanical
3. Electrical $\to$ Mechanical
4. Mechanical $\to$ Electrical

Q. What is (1) an electric generator (2) an AC generator (3) a DC generator?

Q. Explain the difference: AC generator and DC generator.

Q. How does DC electric generator produce electricity? [5 Mark]

Q. Which of the following processes is the final step in production of electricity?

1. Blowing of wind
2. Flowing of water
3. Burning of fuel
4. Rotation of Turbine

Q. The direction of current in the coil of an electric generator changes once in each:

1. 1 rotation
2. 2 rotation
3. 1/2 rotation
4. 1/4 rotation

Q. Which of the following devices is used to produce the electric current?

1. Galvanometer
2. Electric generator
3. Electric motor
4. Ammeter