Answer:
Answer :
The force that opposes the motion of a falling object in a fluid is known as Friction .
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Extra Information :
✧ Friction :
Friction is the resistance to motion of one object moving relative to another. It is not a fundamental force, like gravity or electromagnetism.
✧ Types of Friction
There are four types of friction and they are classified as follows:
- »» Static friction
- »» Sliding friction
- »» Rolling friction
- »» Fluid friction
✧ Applications of Friction
- »» Friction finds application when matchsticks are ignited.
- »» Motion of pistons in a cylinder is an application of friction.
- »» It is possible to write on books and board as there is friction between pen and the board
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