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Opis<br />
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→ a u <br />
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<br />
-<br />
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<br />
-<br />
-<br />
<br />
→<br />
F b = −m → a u<br />
-<br />
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ZADANIA POWTÓRZENIOWE<br />
1. -<br />
20 N20 kg-<br />
0,25<br />
45°<br />
<br />
<br />
-<br />
-<br />
<br />
140