Recent content by physicdummy

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    Racing to the Finish: A Boy Paddles from Point 1 to Point 7

    So is the bike fastest at point 2 then? Is potential energy present? As you can tell from my name, I'm a dummy when it comes to physics, so I'd appreciate it if you can shed some light on this!:smile:
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    Racing to the Finish: A Boy Paddles from Point 1 to Point 7

    Homework Statement A boy paddles his bike as fast as he can from point 1 to point 2. At point 2, he releases his feet from the pedal and coasts to point 7. http://i649.photobucket.com/albums/uu220/mapo_tofu/picture-3.png a)At which point did he travel fastest? b)State the energy...
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    Conservation of energy with a pendulum

    Hi Tinytim and ashishsinghal, Thanks for the confirmation! Physicdummy
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    Conservation of energy with a pendulum

    Homework Statement A pendulum swings from a height and its string hits a nail as shown in the diagram. At which position A, B, or C will the bob end? Homework Equations The Attempt at a Solution I think that the answer is B cos of law of conservation of energy. Is this the...