Question

A barometer uses of water and a tube of length 5 metre.what is the pressure at top most point of the tube​

Answer 1

$\huge{\underline{\tt{\red{Answer}}}}$

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$\huge{\mathfrak{\green{\mid{Fluid\: Mechanics}}}}$

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$P_2 =P_1+\rho gh \\ \implies 10^5 = P_1 +10^3 (10)(5) \\ \\ \implies P_1 = 10^5 -5 \times 10^4 \\ = 10 \times 10^4 - 5 \times 10^4 \\ \implies (10-5) \times 10^4 \\ \leadsto {\boxed{5 \times 10^4 }}$

Answer 2

Answer:

here's the answer ll

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