Find the final velocity of a car that accelerates at +2 m/s2 for +4m from an
1 answer:
Answer:
Explanation:
according to third equation of motion
2as=vf²-vi²
vf²=2as+vi²
vf=√2as+vi²
vf=√2as+vi
vf=√2*2*4+3
vf=√16+3
vf=4+3=7
so final velocity is 7 m/s
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Answer:
single replacement reaction
KE = 1/2 * m * v^2
KE = 1/2 * 0.135 * 40^2
KE = 1/2 * 0.135 * 1600
KE = 108 J
im in flvs too if thats what this is but anyway im doing it right now and i believe it is sunlight was not kept constant
