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Asked by Ashmit Sinha

May 18, 2015

What is difference between speed and velocity?

What is difference between speed and velocity?

Answers(2)

Answer

Syeda

Member since Jan 25, 2017


Answer.
                      SPEED                     VELOCITY
1. It is defined as the rate of change of distance. It is defined as the rate of change of displacement.
2. It is a scalar quantity. It is a vector quantity.
3. It can never be negative or zero. It can be negative,zero or posituve.
4. Speed is velocity without direction. Velocity is directed speed.

Amarnathreddy M

Member since Jul 9, 2013

Differences Between Speed and Velocity
S.No.                       SPEED                     VELOCITY
1. It is defined as the rate of change of distance. It is defined as the rate of change of displacement.
2. It is a scalar quantity. It is a vector quantity.
3. It can never be negative or zero. It can be negative,zero or posituve.
4. Speed is velocity without direction. Velocity is directed speed.
5. Speed may or may not be equal to velocity. A body may possess different velocities but the same speed.
6. Speed never decreases with time. For a moving body, it is never zero. Velocity can decrease with time. For a moving body , it can be zero.
7. Speed in SI is measured in ms-1 Velocity in SI, is measured in ms-1

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