The wooden block is moved at a distance of 1 m evenly along the horizontal surface of the table using a dynamometer.

The wooden block is moved at a distance of 1 m evenly along the horizontal surface of the table using a dynamometer. Determine the work of the elastic force of the spring of dynamometer 2 and the work of the sliding friction force, if the readings of the dynamometer are 2 N.

Aupr = FS = 2 J, Atr = -2J

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