SpiralFlex
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Re: 2 Unit Revising Marathon HSC '10
![](https://latex.codecogs.com/png.latex?\bg_white x\rightarrow \infty )
So![](https://latex.codecogs.com/png.latex?\bg_white e^{-\frac{x}{20}}\rightarrow0)
![](https://latex.codecogs.com/png.latex?\bg_white v^2=400)
![](https://latex.codecogs.com/png.latex?\bg_white v=20)
![](https://latex.codecogs.com/png.latex?\bg_white \frac{10\sqrt{2}}{20})
![](https://latex.codecogs.com/png.latex?\bg_white =71 \: \textup{percent.})
The object's limiting velocity occurs whenNice pun. Yes, it would be faster.
So