Fluid Mechanics What causes cavitation in centrifugal pump? High suction velocity Low suction pressure Low barometric pressure High suction pressure High suction velocity Low suction pressure Low barometric pressure High suction pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The length of the tube necessary for the boundary layer to reach the centre of the tube and for fully developed flow to be established is called the __________ length. Equivalent Prandtl mixing Transition None of these Equivalent Prandtl mixing Transition None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics As per Newton's law of viscosity, the shear stress for a given rate of angular deformation of fluid is proportional to(where, μ = fluid viscosity) μ² 1/μ² μ 1/μ μ² 1/μ² μ 1/μ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Two fluids are flowing through two similar pipes of the same diameter. The Reynold's number is same. For the same flow rate if the viscosity of a fluid is reduced to half the value of the first fluid, the pressure drop will Decrease Remain unchanged Increase Data insufficient to predict relative pressure drop Decrease Remain unchanged Increase Data insufficient to predict relative pressure drop ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In deriving Bernoulli's equation, fluid is assumed to be Steady, density being pressure dependent, frictionless Incompressible, frictionless, steady, along a streamline None of these Uniform, steady, incompressible, along a streamline Steady, density being pressure dependent, frictionless Incompressible, frictionless, steady, along a streamline None of these Uniform, steady, incompressible, along a streamline ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a small sphere settling in a viscous fluid varies as the Inverse of the fluid viscosity Inverse square of the diameter First power of its dimeter Square of the difference in specific weights of solid & fluid Inverse of the fluid viscosity Inverse square of the diameter First power of its dimeter Square of the difference in specific weights of solid & fluid ANSWER DOWNLOAD EXAMIANS APP
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