Question

Em anexo:
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Answer 1

$P_1+\rho g( h_1)+\rho \frac{(v_1)^2}{2}= P_2+\rho g( h_2)+\rho \frac{(v_2)^2}{2}\\\\\\P_1+\rho g( h_1-h_2)+\rho \frac{(v_1)^2-(v_2)^2}{2}=P_2\\\\1,5*10^5+1000*9,81*(20-10)+1000* \frac{(5^2-2,5^2)}{2}= P_2 \\\\\boxed{\boxed{257475 Pa =2,57 *10^5Pa= P2}}$