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A 5.00 kg crate is suspended from the end of a short vertical rope of negligible mass. An upward force F1t2 is applied to the end of the rope, and the height of the crate above its initial position is given by y(t) = (2.80 m/s)t + (0.610 m/s3)t3. What is the magnitude of F when t = 4.00 s?

A 5.00 kg crate is suspended from the end of a short vertical rope of negligible mass. An upward force F1t2 is applied to the end of the rope, and the height of the crate above its initial position is given by y(t) = (2.80 m/s)t + (0.610 m/s3)t3. What is the magnitude of F when t = 4.00 s?

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A 5.00 kg crate is suspended from the end of a short
vertical rope of negligible mass. An upward force F1t2 is applied to the
end of the rope, and the height of the crate above its initial position is
given by y(t) = (2.80 m/s)t + (0.610 m/s3)t3. What is the magnitude
of F when t = 4.00 s?

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