A simple pendulum of length 1.46 m has a mass of 160 g attached. It is drawn bac

Physics
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  1. A simple pendulum of length 1.46 m has a mass of 160 g attached. It is drawn back 34° and then released. What is the maximum speed of the mass?
    a.
    b.
    c.
    d.
    e.
Jun 27th, 2015

Thank you for the opportunity to help you with your question!

mgl*(1-cos 34°) = 1/2 mV^2

V = sqrt(gl(1-cos 34°)) = sqrt(2*9.8*1.46*(1-0.829))

=2.21 m/s

Please let me know if you need any clarification. I'm always happy to answer your questions.
Jun 27th, 2015

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Jun 27th, 2015
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Jun 27th, 2015
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