A 100-N box is initially moving upward at 4 m/s. A student is applying a vertical force of 80 N to the box as shown. Complete the energy bar chart below using only the box as a system as the box moves upward a distance of 1 m.

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A: Given:Torque(ζ)=0.850N.mMoment of Inertia(I)=0.100kg.m2

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A: Given that:m=8 kgy¯=80 cm=0.80 my(0)=-6 cmv(0)=0   (Mass is released)F(t)=0.2cost Nb=5 N-sec/m

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Q: b) ỹ: ) =- a) v2 = 0 -r~4 r4 c) (v . V)ř = v d) = 3r-4

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Q: 9. If theta = 45 deg. Determine the moment produced by the 4 - kN force about point A. -3 m 0,45 m 4…

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