Saturday

April 19, 2014

April 19, 2014

Posted by **parul** on Sunday, May 27, 2012 at 10:10am.

- physics -
**Henry**, Monday, May 28, 2012 at 3:58pmd = 0.5a*t^2

d1 = 1*30^2 = 900 m. = Distance traveled in 30 s.

V = at = 2*30 = 60 m/s = Velocity reached in 30 s.

a=(V-Vo)/t = (0-60) / 45 = -1.33 m/s^2.

V^2 = Vo^2 + 2a*d

0 = 60^2 - 2.66d

2.666d = 3600

d2 = 1350 m.

d1 + d2 = 900 + 1350 = 2250 m. =

Distance from house to school.

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