Two forces act on a 16 kg box one of the forces is known to, Ask an Expert

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Two forces act on a 1.6 kg box. One of the forces is known to be Fvec = 4.7ihatbold N. The acceleration is measured to be avec = (-1.9 ihatbold - 2.8 jhatbold) m/s2.

(a) Find the second force in unit-vector notation.

(b) Find the second force as a magnitude and direction. ° (counterclockwise from the +x-axis is positive)

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