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[" 2.A square gate of size "1m times1m" ...

[" 2.A square gate of size "1m times1m" is hinged at its midpoint and is free to rotate.A "],[" liquid of density "rho" fills the space to the left of the gate.The force "F" required "],[" to hold the liquid stationary is: "],[[" (A) "(rho g)/(3)," (B) "(rho g)/(2)],[" (O) "(rho g)/(6)," (D) "(rho g)/(8)]]

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