Civil Engineering :: Hydraulics
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The horizontal component of the force on a curved surface is equal to
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The radius of gyration of the water line of a floating ship is 4 m and its metacentric height is 72.5 cm. The period of oscillation of the ship, is
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A pipe consisting of several pipes of varying diameters and lengths, may be replaced by an equivalent pipe of diameter D of length
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The Empirical formula Q = [.405-\(\frac { 0.003 } { Q } \)] \(\sqrt2gH^3/2{}\)for discharge over large rectangular weirs, is known as
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The diameter (d) of a nozzle fixed at the end of a pipe (diameter D, length L) for maximum energy, is
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Pick up the correct statement regarding Borda's mouth piece running full from the following :
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Differential manometers are used to measure
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A tank 4m x 3m x 2m containing an oil of specific gravity 0.83 is moved with an acceleration g/2 m sec2. The ratio of the pressures at its bottom when it is moving vertically up and down, is
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The most familiar form of Bernoulli's equation, is
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A.
L = \(D^4\) [ \(\frac { l1 } { d1^4 } \)+\(\frac { l2 } { d2^4 } \)+\(\frac { l3 } { d3^4 } \)+......] |
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B.
L =\(D^3\) [\(\frac { l1 } { d1^3} \)+\(\frac { l2 } { d2^3 } \)+\(\frac { l3 } { d3^3 } \)+......] |
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C.
L = \(D^5\)[ \(\frac { l1 } { d1^5 } \)+\(\frac { l2 } { d2^5 } \)+\(\frac { l3 } { d3^5 } \)+......] |
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D.
L = \(D^2\)[ \(\frac { l1 } { d1^2 } \)+\(\frac { l2 } { d2^2 } \)+\(\frac { l3 } { d3^2} \)+.....] |