BRAINCAKE

Object Falling in a Fluid

AQA AS-level PhysicsNewtons Laws of MotionLesson 7 of 16

An object falling in fluid experiences an upward drag force due to fluid resistance and upthrust.

The weight of the object mg acts downwards.

Diagram

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Key terms in this lesson

Resistance
The ratio of the potential difference across a component to the current flowing through it, measured in ohms.

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