Homework Help: physics

Posted by Elise on Monday, January 17, 2011 at 10:39pm.

What force must be exerted to prevent a truck weighing 15 tons from rolling down an inclined plane which makes an angle of 3 degrees with the horizontal.

physics - bobpursley, Monday, January 17, 2011 at 10:57pm
force= 15tons*sin3deg

wow. 1500 lbs.

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