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The bob of a pendulum at rest is given a sharp hit to impact a horizontal velocity √3.5gl, where l is the length of the pendulum. Find the height at which tension in the string is zero. |
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Answer» The bob of a pendulum at rest is given a sharp hit to impact a horizontal velocity √3.5gl, where l is the length of the pendulum. Find the height at which tension in the string is zero. |
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