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maths

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a pendulum 45 cm long swings through a vertical angle of 30 degree.find the height through which the pendulum bob rises.

  • maths -

    Center: A = 0 Deg.

    Left of Center: A = 15 Deg.

    Right of Center: A = 15 Deg.

    h = 45*sin15 = 11.65 cm.

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