Write a note on electromagnetic (EM) force.

1.	Write a note on electromagnetic (EM) force.
Answer» Electromagnetic force: 1. The attractive and repulsive force between electrically charged particles is called electromagnetic force. 2. It can be attractive or repulsive. 3. It is stronger than the gravitational force. 4. Example: force of friction, normal reaction, tension in strings, collision forces, elastic forces, fluid friction etc. are electromagnetic in nature. 5. Reaction forces are a result of the action of electromagnetic forces. 6. Since majority of forces are electromagnetic in nature, our life is practically governed by these forces.

Answer»

Electromagnetic force:

1. The attractive and repulsive force between electrically charged particles is called electromagnetic force.

2. It can be attractive or repulsive.

3. It is stronger than the gravitational force.

4. Example: force of friction, normal reaction, tension in strings, collision forces, elastic forces, fluid friction etc. are electromagnetic in nature.

5. Reaction forces are a result of the action of electromagnetic forces.

6. Since majority of forces are electromagnetic in nature, our life is practically governed by these forces.

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