30Jan

A skateboarder has an acceleration of -1.9 m/s2. If her initial speed is 6 m/s how long does it take her to stop? A. 4.1s B. 3.2s C. 0.32s D. 2.1s

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A skateboarder has an acceleration of -1.9 m/s2. If her initial speed is 6 m/s how long does it take her to stop? A. 4.1s B. 3.2s C. 0.32s D. 2.1s

Posted by Rangata | Posted at Jan 30, 2020 | Categories: Physics

Answers

Tharu1988
Tharu1988

intial speed = 6m/s final speed = 0 m/s as it stop acceleration = 1.9 m/s2 time taken = t s v=u+at 0=6+1.9*t t=3.15 s = 3.2 s

Jan 30, 2020 06:59

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