Recent content by Sakura

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    Impulse and Momentum: Substitution Trouble

    AHHH... thank you! lol makes more sense that way!
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    Impulse and Momentum: Substitution Trouble

    Ok, in this problem I am getting bogged down in the basic algebra part of it. I had one person explain it once but I still missed something.:frown: a 1055-kg van, stopped at a traffic light, is hit directly in the rear by a 715-kg car traveling with a velocity of +2.26 m/s. Assume that the...
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    Cart Pushing: what happend to s & fk?

    (a) The only thing I can think of is since velocity is constant, there is no acceleration, but I don't see how acceleration effects the net force. I'm sorry, but I'm not seeing something here?? (c)In my diagram, Fk points in the left direction.
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    Cart Pushing: what happend to s & fk?

    Cart Pushing: what happened to s & fk?? A person pushes a 16.0 kg shopping cart at a constant velocity for a distance of 22.0 m. She pushes in a direction 29 degrees below the horizontal. A 48.0 N frictional force opposes the motion of the cart. (a) What is the magnitude of the force the...
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