"(Okay I'm giving 50 pts for those who can answer this question) A car accelerates along a straight road from rest to 21 m/s in seconds. W

"(Okay I'm giving 50 pts for those who can answer this question) A car accelerates along a straight road from rest to 21 m/s in seconds. What is its magnitude of its average acceleration?"
Asked by: Guest \| Views: 288

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Guest [Entry]

"Here s= 50km=50000 m, t=5 s

Thus (1/2) a t^2=50000

Or. (1/2)×25 a=50000

Or. a=2×50000/25

a=4000 m/s^2

130 Views"

Eamrzt [Entry]

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