Physics

Physics

Problem

An object moves with velocity

6\,\text{m\!/s}

from

t=0

to

t=4\,\text{s}

and then with velocity

-4\,\text{m\!/s}

from

t=4\,\text{s}

to

t=8\,\text{s}

. What is its net displacement during the first

8\,\text{s}

? a)

40\,\text{m}

b)

8\,\text{m}

c)

24\,\text{m}

d)

16\,\text{m}

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