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# System prepended metadata

title: 'Group 4: Exercises'

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# Group 4: Exercises

+ **Exercise 1**
![](https://i.imgur.com/jfspZ65.png)
![](https://i.imgur.com/BELpFOp.png)

Correct the following code:

$$P_{z u}=\frac{F_{c} \cdot v_{c}}{\eta}$$

+ **Exercise 2**

![](https://i.imgur.com/oAZGZyA.png)
![](https://i.imgur.com/JUOkKIT.png)

Correct the following code:

$$6250 \mathrm{~mm}^{2}=6250 \cdot 10^{-6} \mathrm{~m}^{2}$$