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Physics - Fluid Mechanics Questions and Answer >>

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1. An ice berg of density 900 Kg/m³ is floating in water of density 1000 Kg/m³. The percentage of volume of ice-cube outside the water is. [CPMT 2004]

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2. A cylinder of height 20 m is completely filled with water. The velocity of efflux of water (in m/s) through a small hole on the side wall of the cylinder near its bottom is . [AIEEE 2002]

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3. Water is moving with a speed of 5.18 ms-1 through a pipe with a cross-sectional area of 4.20 cm2. The water gradually descends 9.66 m as the pipe increase in area to 7.60 cm2. The speed of flow at the lower level is

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4. A uniformly tapering vessel is filled with a liquid of density 900 kg/m3. The force that acts on the base of the vessel due to the liquid is (g = 10 m/s²)

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5. If pressure at half the depth of a lake is equal to 2/3 pressure at the bottom of the lake then what is the depth of the lake . [RPET 2000]

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