...21.7 m/s. The horizontal d? Bob, who has a mass of 72.5 kg, can throw a 574.0 g rock with a horizontal speed of 21.7 m/s. The horizontal distance through which his hand moves as he accelerates the rock forward from rest until he releases it is 4.24 m. What constant force must Bob exert on the rock to throw it with this speed?
Bob, who has a mass of 72.5 kg, can throw a 574.0 g rock with a horizontal speed of...
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