A roller coaster car crosses the top of a circular
A roller coaster car crosses the top of a circular loop-the-loop attwice the critical speed. What is the ratio of the normal force to the gravitational force?
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a wire has strength 6700n and is tied to two posts in the ground 70m apart if the wire is broke at the exact center by
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the third-order fringe of 610nm light is observed at an angleof 18 degrees when the light falls on two narrow slits how
a roller coaster car crosses the top of a circular loop-the-loop attwice the critical speed what is the ratio of the
a projectile is shot from the edge of a cliff h 105m above ground level with an initial speed of v0135 msat and angle
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a particular coal-fired electric power station uses75x109 kg of coal per year to produce 950 mw ofelectrical power the
a wreaking ball is hanging at rest from a crane when suddenly the cable breaks the time it takes for the ball to fall
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