Question

Find the minimum speed of a particle during its motion in a vertical circle .The particle is attached with a string of length ${}^{\prime }{l}^{\prime }$ .

• A. $\sqrt{5gl}$
• B. $\sqrt{2gl}$
• C. $\sqrt{3gl}$
• D. $\sqrt{gl}$

Answer 1

Answer: (D)

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