Homework Help: physics

Posted by tash on Thursday, March 1, 2012 at 8:14pm.

A block of mass m = 5.4 kg is pulled up a = 23 incline as in the figure with a force of magnitude F = 35 N. Find the acceleration of the block if the incline is frictionless.

physics - bobpursley, Thursday, March 1, 2012 at 8:19pm
force down the plane due to weight= mg*cosTheta

net force= 35-mg*cosTheta=ma

solve for acceleration a.
physics - tash, Thursday, March 1, 2012 at 8:25pm
thanks, this really helped.. but i had to use sin instead of cos

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