Exercise condition:

1
An object is being pulled across a horizontal surface by two cords as it is shown in the Picture 1. Calculate the resulting power if the stretch power of cords F1 \(=\) 10 \(N\) and angle α is 45°.
 
figur4.bmp 
Picture 1
Write in the resulting power \(N\) (approximate the result to 2 digit after comma):
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