Recent content by Necm

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    How to calculate the energy lost in a projectile from drag?

    The force of drag is proportional to velocity, but with a projectile velocity isn't constant, so how could i calculate the energy lost due to drag? The projectile in question is being shot straight upwards, so that may make this problem much more simple.
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    Exploring Archimedes Principle: A Step-by-Step Demonstration

    Homework Statement Hi, in my high school physics class we have to teach (part of) a lesson, mine being archimedes principle, and we have to make a demonstration of our topic. My idea was to show how you can calculate the buoyant force on a immersed object with the weight of the water it...
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