A closed manometer is filled with 3 fluids first on the left leg with density 8

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A closed manometer is filled with 3 fluids first on the left leg with density 8 kg/m³ and length 10 cm, middle one with density 10 kg/m³ and height difference 5 cm more on right leg and the third on the right leg with density 15 kg/m³, what is the length of the third liquid?

Options:

A . 1 cm

B . 2 cm

C . 3 cm

D . 4 cm

Answer: Option B
Answer: (b).2 cm

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