Recent content by hinamori88

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    Velocity of Roller Coaster at Top of Loop - Find the Answer!

    Homework Statement The radius of curvature of a loop-to-loop roller coaster is 12 m. At the top of the loop, the force the force that the seat exerts on a passenger of mass m is 0.4 mg. Find the speed of the roller coaster at the top of the loop. Homework Equations ƩF = Fnet = ma ac =...
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    Tension Force Calculation for George of the Jungle

    Homework Statement George of the Jungle swings on a vine 6.5 meters long. What is the tension in the vine if George whose mass is 75 kg, is moving at 2.4 m/s when the vine is vertical? Homework Equations Ftension=Fgravity Fgravity=mg Fgravity=Gm1m2/d2 The Attempt at a Solution ??
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    F = m * (0.85 Hz)^2 * 2πm = F / (0.85 Hz)^2 * 2π Calculate Mass of Skaters

    Oh so then u use the equation f=(1/2∏)√(k/m) And the m needs to be 2m...ok got it! Thank you!
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    F = m * (0.85 Hz)^2 * 2πm = F / (0.85 Hz)^2 * 2π Calculate Mass of Skaters

    Homework Statement Two identical ice skaters are holding onto opposite ends of a very long spring with a spring constant of 650 N/m. While spinning in a circle, the skaters frequency of revolution is measured to be 0.85 Hz. What is the mass of the skaters? Homework Equations F = kx...