Recent content by Lamont

  1. L

    Range of stone from sling at 30 degrees

    Thank you I used 60 when I did the calculation.
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    Range of stone from sling at 30 degrees

    Homework Statement David releases a stone from his sling at an angle of 30 degrees above the horizontal. The length of the sling is 0.88 m and it was taking 0.2s per revolution. If Goliath's eye was (for some reason) at the exact same height as the release point, then how far away was he if he...
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    Finding rope length to lift 2200 kg elephant 15 m with pulley

    If we use Sig Figs the answer because 4700 m regardless so I'll guess go with that.
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    Finding rope length to lift 2200 kg elephant 15 m with pulley

    Homework Statement Ringling Brothers Bamum and Bailey Circus is using a pulley to lift an Elephant on to a ship. If the Elephant is 2200kg and you have to raise her 15m with a pulley that has an efficiency of 60%, then how much rope do the handlers, who can pull with a combined force of 115 N...
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