Which of the following expressions represents the average velocity of a body that…

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

Which of the following expressions represents the average velocity

\bar v

of a body that undergoes a net displacement

\Delta x

in time

t

? (a)

\bar v = \dfrac{u+v}{2}

(b)

\bar v = \dfrac{2\,\Delta x}{t}

(c)

\bar v = \dfrac{\Delta x}{t}

(d)

\bar v = \dfrac{\text{total distance}}{t}

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