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4.5: Постійне прискорення
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\[(1 / 2) a_{1} t_{a}^{2}=v_{2,0} t_{a} \Rightarrow t_{a}=\frac{2 v_{2,0}}{a_{1}}=\frac{(2)\left(1.6 \times 10^{1} \mathrm{m} \cdot \mathrm{s}^{-1}\right)}{\left(3.0 \mathrm{m} \cdot \mathrm{s}^{-2}\r... $(1 / 2) a_{1} t_{a}^{2}=v_{2,0} t_{a} \Rightarrow t_{a}=\frac{2 v_{2,0}}{a_{1}}=\frac{(2)\left(1.6 \times 10^{1} \mathrm{m} \cdot \mathrm{s}^{-1}\right)}{\left(3.0 \mathrm{m} \cdot \mathrm{s}^{-2}\right)}=1.1 \times 10^{1} \mathrm{s} \nonumber$