Homework Help: physics

Posted by Anonymous on Tuesday, July 24, 2012 at 7:10pm.

An unknown force pushes a 17 kilogram block across a smooth (frictionless) floor. Three seconds after the force is first applied to the block, the block is moving with a speed of 6 meters per second. What is the magnitude of the unknown force?

physics - bobpursley, Tuesday, July 24, 2012 at 7:34pm
f=ma=m(vf/time)=17*6/3=34N

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