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January 27, 2015

January 27, 2015

Posted by **Bill** on Sunday, December 5, 2010 at 8:26pm.

- Physics?? -
**Writeacher**, Sunday, December 5, 2010 at 8:39pmPlease type your

__subject__in the**School Subject**box. Any other words,__including obscure abbreviations__, are likely to delay responses from a teacher who knows that subject well.

- 11th grade -
**bobpursley**, Sunday, December 5, 2010 at 8:43pmTAke the downward component of the force, add that to weight, to find the normal force. Then you can calculate friction force.

Compute the horizontal component of the pushing force.

horizontal force-friction=mass*acceleration

find acceleration.

distance=1/2 a t^2 solve for time.

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