Mechanical Engineering :: Hydraulics and Fluid Mechanics
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The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to
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The ratio of velocity of fluid in an undisturbed stream to the velocity of sound wave is known as Mach number.
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The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is
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All the gases are considered to have compressible flow and all the liquids are considered to have incompressible flow.
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When a cylindrical vessel containing liquid is revolved, the surface of the liquid takes the shape of
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