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Questions and Answers
What is the primary characteristic of a force that enables it to change the state of a body?
What is the primary characteristic of a force that enables it to change the state of a body?
- Its direction
- Its magnitude
- Its ability to cause motion
- Its external nature (correct)
What is the term for the point where a force is applied?
What is the term for the point where a force is applied?
- Line of action
- Application of force (correct)
- Point of motion
- Direction of force
What is the unit of force in the SI system?
What is the unit of force in the SI system?
- Joule
- Pascal
- Newton (correct)
- Kilogram
What type of instrument can be used to measure force?
What type of instrument can be used to measure force?
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What are the two fundamental characteristics of a force?
What are the two fundamental characteristics of a force?
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Study Notes
Force
- Force is an external agent that can change a body's state of rest or motion.
- It has two main characteristics: magnitude and direction.
- The direction of the force is the direction towards which it is applied.
- The point where the force is applied is known as the application of force.
Measuring Force
- Force can be measured using a spring balance.
- The SI unit of force is the Newton (N).
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