EXAMIANS
For a sphere of radius 15 cm moving with a uniform velocity of 2 m/sec through a liquid of specific gravity 0.9 and dynamic viscosity 0.8 poise, the Reynolds number will be
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A fluid is said to be ideal, if it is
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The line of action of the buoyant force acts through the centroid of the
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Pressure of the order of 10''' torr can be measured by
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THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS
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The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the centriod, if
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Mercury is often used in barometer because
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Free surface of a liquid tends to contract to the smallest possible area due to force of
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At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be
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According to the principle of buoyancy a body totally or partially immersed in a fluid will be lifted up by a force equal to
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