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Two forces of 7 lb. and 14 lb. act on a body at right angles to each other. Find their resultant. Find the angle their resultant force makes with the force of 14 lb.

  • math -

    The resultant is the hypotenuse of the force vector triangle,
    sqrt(49 + 196) = ___

    The angle of the resultant force with respect to the 14 lb force is
    arctan 1/2 = ___ degrees.

  • math -

    ftr

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