Saturday
April 19, 2014

Homework Help: PHYSICS

Posted by applebottom on Sunday, November 21, 2010 at 1:16pm.

(1 pt) An aricraft carrier has a mass of 8.9 x10^7kg and can cruise at 55 km/h.
a) What is the work required to stop it?
J

b) What constant force could stop it in 6 km?
N

a) If only half of the work required to stop it is done, what is its final speed?
km/h

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