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· Velocity/Speed
· Moment of Inertia
· Gravitation
· Newton's Second Law (Law of Resultant Force )
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Additional Formulas

· Newton's First Law ( Law of Inertia )
· Newton's Second Law (Law of Resultant Force )
· Newton's Third Law (Law of Actions and Reaction )
· Hooke's Law
· Velocity/Speed
· Acceleration
· Angular Acceleration
· Angular Frequency/Angular Speed
· Angular Momentum
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Current Location > Physics Formulas > Mechanics > Velocity/Speed

Velocity/Speed

The general formula for average speed is given by:
v = D/t

Where we have:
D: distance
t: time
v: speed

To determine the velocity at a given time, the following formula can be used:

Where r is position vector.
Note that:

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