Author Question: An automobile moving along a straight track changes its velocity from 40 m/s to 80 m/s in a distance ... (Read 208 times)

RRMR · **on:** Aug 1, 2020

Question 1

An automobile manufacturer claims that its product will, starting from rest, travel 0.40 km in 9.0 s. What is the magnitude of the constant acceleration required to do this?

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9.9 m/s²

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8.9 m/s²

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6.6 m/s²

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5.6 m/s²

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4.6 m/s²

Question 2

An automobile moving along a straight track changes its velocity from 40 m/s to 80 m/s in a distance of 200 m. What is the (constant) acceleration of the vehicle during this time?

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8.0 m/s

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9.6 m/s

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12 m/s

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6.9 m/s

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0.20 m/s

mjenn52 · **Reply #1 on:** Aug 1, 2020

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