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January 29, 2015

January 29, 2015

Posted by **Angela** on Saturday, February 25, 2012 at 8:48pm.

Not sure what I am doing wrong. Here is my work:

4.99*10^-7 => Implusion

1.87*10^6 => Average Force

11.1 => Time

((4.99x10^(-7))/(1.87x10^(6))(11.1)) = 0.000000000002961979

But this is not the answer. Please help!

- College Physic I -
**Damon**, Saturday, February 25, 2012 at 8:53pmchange in momentum = Force * time = impulse = -1.87*11.1*10^6 = -2.08*10^7

4.99*10^7 - 2.08*10^7 = 2.91*10^7 kg m/s

- College Physic I -
**Angela**, Saturday, February 25, 2012 at 9:29pmThank you so much!

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