Homework Help: physics

Posted by ash on Wednesday, November 16, 2011 at 4:19pm.

The drawing shows a boat being pulled by two locomotives through a canal of length 2.50 km. The tension in each cable is 5.00 103 N, and è = 19.0°. What is the net work done on the boat by the two locomotives?

physics - bobpursley, Wednesday, November 16, 2011 at 5:08pm
work= force * distance cosine Theta
= 2*5000*2500*cos19/2

I assume the angle between the ropes is 19deg.

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