How to combine unequal forces that act in opposite directions?

Three forces: F1 = 3 N, F2 = 9 N, and F3 =5 N act on a block of mass 3 kg. Calculate the magnitude of the block's acceleration when... forces F2 and F3 pull in opposite directions, and force F1 pulls perpendicular (90o) to the other to?

  • Answer:

    The magnitude of the block is equal to 5 N.

nazeer samad at ChaCha Visit the source

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