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March 29, 2015

March 29, 2015

Posted by **Anonymous** on Wednesday, September 15, 2010 at 10:57pm.

- physics -
**TutorCat**, Wednesday, September 15, 2010 at 11:58pmThe distance = (1/2)*(acceleration)*(time)^2 + (initial velocity)*(time)

distance= 2m

find acceleration.

- physics -
**drwls**, Thursday, September 16, 2010 at 12:01amThey have provided more information than you need to answer the question. That is to done to give you practice in knowing what to use and what to ignore.

The average speed is 2/1.5 = 4/3 m/s. The final speed is twice that, or 8/3 m/s

The acceleration is the final speed divided by the time

a = (8/3)/(3/2) = 16/9 = 1.78 m/s^2

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