Physics — Vertical Circular Motion
Tension and minimum speed in a vertical circle.
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\text{top: } mg + T = \frac{mv^2}{r}
v_{min,\,top} = \sqrt{gr}
\text{bottom: } T - mg = \frac{mv^2}{r}
T_{bottom} - T_{top} = 6mg
Tension and minimum speed in a vertical circle.
\text{top: } mg + T = \frac{mv^2}{r}
v_{min,\,top} = \sqrt{gr}
\text{bottom: } T - mg = \frac{mv^2}{r}
T_{bottom} - T_{top} = 6mg