Hydraulics & Fluid Mechanics The Prartdtl mixing length is maximum at the pipe wall None of these independent of shear stress zero at the pipe wall maximum at the pipe wall None of these independent of shear stress zero at the pipe wall ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1 : 5 1 :25 1:50 1 : 2.5 1 : 5 1 :25 1:50 1 : 2.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics According to Bernoulli’s equation for steady ideal fluid flow the energy is constant along a stream-line but may vary across streamlines velocity and pressure are inversely proportional total energy is constant throughout principle of conservation of mass holds the energy is constant along a stream-line but may vary across streamlines velocity and pressure are inversely proportional total energy is constant throughout principle of conservation of mass holds ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The normal stress is same in all directions at a point in a fluid When there is no motion of one fluid layer relative to an adjacent layer only when the fluid is frictionless irrespective of the motion of one fluid layer relative to an adjacent layer only when the fluid is incompressible and has zero viscosity When there is no motion of one fluid layer relative to an adjacent layer only when the fluid is frictionless irrespective of the motion of one fluid layer relative to an adjacent layer only when the fluid is incompressible and has zero viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Pressure of the order of 10''' torr can be measured by Pirani Gauge ionisastion gauge Bourdon tube Micro-manometer Pirani Gauge ionisastion gauge Bourdon tube Micro-manometer ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The pressure in Pascals at a depth of 1 m below the free surface of a body of water will be equal to 1 PA 9810 PA 91 PA 981 PA 1 PA 9810 PA 91 PA 981 PA ANSWER DOWNLOAD EXAMIANS APP
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