A uniform chain with a mass of 138 kg per meter of length, Ask an Expert

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A uniform chain with a mass of 1.38 kg per meter of length is coiled on a table. One end is pulled upward at a constant rate of 0.54 m/s.

(a) Calculate magnitude of the net force acting on the chain. Incorrect: Your answer is incorrect.

(b) At the instant when 0.20 m of the chain has been lifted off the table, how much force must be applied to the end being raised? Incorrect: Your answer is incorrect.

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