Motion in A Plane

Question: A pendulum bob on a 2 m string is displaced $60^o$ from the vertical and then released. What is the speed of the bob as it passes through the lowest point in its path



1) \[\sqrt 2 \,\,m/s\]
2) \[\sqrt {9.8} \,\,m/s\]
3) 4.43 m/s
4) \[1/\sqrt 2 \,\,m/s\]
Solution: Explanation: Explanation
Non-uniform-circular-motion

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