Hydraulics & Fluid Mechanics A large Roynold number is indication of turbulent flow LAMINAR FLOW highly turbulent flow. smooth and streamline flow turbulent flow LAMINAR FLOW highly turbulent flow. smooth and streamline flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The Prartdtl mixing length is maximum at the pipe wall independent of shear stress zero at the pipe wall None of these maximum at the pipe wall independent of shear stress zero at the pipe wall None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The difference of pressure between the inside and outside of a liquid drop is (d)p = 2T/r (a)p = Txr (b)p = T/r p = T/2r (d)p = 2T/r (a)p = Txr (b)p = T/r p = T/2r ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge over a broad crested weir is maximum when the depth of flow is (where H is the available head) 2 H/5 H/2 2 H/3 H/3 2 H/5 H/2 2 H/3 H/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of viscosity cohesion surface tension friction viscosity cohesion surface tension friction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Coefficient of velocity for Borda’s mouth piece running full is 0.611 0.707 0.855 1.00 0.611 0.707 0.855 1.00 ANSWER DOWNLOAD EXAMIANS APP