Processing Math: Done
Solution 20.3
From Mechanics
(Difference between revisions)
(New page: We start by converting the speed to SI units. <math>60\text{ km/h }=\frac{60\times 1000}{60\times 60}=\frac{50}{3}=\text{16}\textrm{.}\text{7 m}{{\text{s}}^{\text{-1}}}</math> The diagra...) |
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& F\le \mu R \\ | & F\le \mu R \\ | ||
& 5556\le \mu \times 9800 \\ | & 5556\le \mu \times 9800 \\ | ||
+ | & \\ | ||
& \mu \ge \frac{5556}{9800} \\ | & \mu \ge \frac{5556}{9800} \\ | ||
- | & \mu \ge 0.567 \\ | + | & \mu \ge 0\textrm{.}567 \\ |
\end{align}</math> | \end{align}</math> |
Current revision
We start by converting the speed to SI units.
6060
1000=350=16.7 ms-1
The diagram shows the forces on the car.
50
350
2=5556 N
R5556
9800
98005556
0.567