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Homedics Wfl-slmp Envirascape Silver Maple Illuminated Relaxation Fountain, Brown
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What is the doll's approximate velocity when the spring once again reaches its relaxation point?A jack-in-the-box consists of a 100-g doll sitting on top of a spring with a spring constant of 200 N/m.The spring must be compressed 20 cm from its natural length in order to force the doll into the box.If the box is opened, cause the doll to pop out, what is the doll's approximate velocity when the spring once again reaches its relaxation point?(neglect the effects of friction, gravity, and the spring's ma*s.)3 OF 4 в
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