Recent content by marcosdannyjp

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    Calculate recoil velocity using conservation of momentum

    Homework Statement A 70.0-kg man and a 55.0-kg woman holding a 2.50-kg purse on ice skates stand facing each other. (a) If the woman pushes the man backwards so that his final speed is 1.50 m/s, with what average force did she push him, assum ing they were in contact for 0.500 s? (b) What is...
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    Combine conservation of mechanical energy with the work-ener

    Homework Statement Find the horizontal distance the skier travels before coming to rest if the incline also has a coefficient of kinetic friction equal to 0.210. Assume that theta = 20.0°. Homework EquationsThe Attempt at a Solution