Ian: New page: $\begin{align} & F\le \mu R \\ & R=mg=1500\times 9\textrm{.}8 \\ & F=m\frac{{{v}^{2}}}{r}=1500\times \frac{{{15}^{2}}}{80} \\ & 1500\times \frac{{{15}^{2}}}{80}\le \mu \times 1500\...$

Ian — Tue, 12 Oct 2010 14:49:44 GMT

New page: <math>\begin{align} & F\le \mu R \\ & R=mg=1500\times 9\textrm{.}8 \\ & F=m\frac{{{v}^{2}}}{r}=1500\times \frac{{{15}^{2}}}{80} \\ & 1500\times \frac{{{15}^{2}}}{80}\le \mu \times 1500\...

New page

<math>\begin{align}
& F\le \mu R \\
& R=mg=1500\times 9\textrm{.}8 \\
& F=m\frac{{{v}^{2}}}{r}=1500\times \frac{{{15}^{2}}}{80} \\
& 1500\times \frac{{{15}^{2}}}{80}\le \mu \times 1500\times 9\textrm{.}8 \\
& \\
& \mu \ge \frac{{{15}^{2}}}{80\times 9\textrm{.}8} \\
& \mu \ge 0\textrm{.}287 \\
\end{align}</math>

Solution 20.5b - Revision history

Ian: New page: \begin{align} & F\le \mu R \\ & R=mg=1500\times 9\textrm{.}8 \\ & F=m\frac{{{v}^{2}}}{r}=1500\times \frac{{{15}^{2}}}{80} \\ & 1500\times \frac{{{15}^{2}}}{80}\le \mu \times 1500\...

Ian: New page: $\begin{align} & F\le \mu R \\ & R=mg=1500\times 9\textrm{.}8 \\ & F=m\frac{{{v}^{2}}}{r}=1500\times \frac{{{15}^{2}}}{80} \\ & 1500\times \frac{{{15}^{2}}}{80}\le \mu \times 1500\...$