Hydraulics and Fluid Mechanics in ME For laminar flow in circular pipes, the Darcy’s friction factor f is equal to 32/ Re 64/ Re 16/Re None of these 32/ Re 64/ Re 16/Re None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A compound pipe is required to be replaced by a new pipe. The two pipes are said to be equivalent, if Loss of head and discharge of both the pipes is same Diameter of both the pipes is same Length of both the pipes is same Loss of head and velocity of flow in both the pipes is same Loss of head and discharge of both the pipes is same Diameter of both the pipes is same Length of both the pipes is same Loss of head and velocity of flow in both the pipes is same ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is _______ of the jet velocity, Double Three-fourth One-fourth One-half Double Three-fourth One-fourth One-half ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Metacentric height for small values of angle of heel is the distance between the centre of buoyancy and metacentre free surface and centre of buoyancy centre of gravity and metacentre centre of gravity and centre of buoy-ancy centre of buoyancy and metacentre free surface and centre of buoyancy centre of gravity and metacentre centre of gravity and centre of buoy-ancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a wholly drowned orifice is given by (where H1 = Height of water (on the upstream side) above the top of the orifice, H2 = Height of water (on the downstream side) above the bottom of the orifice, and H = Difference between two water levels on either side of the orifice) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × bH × √(2gh) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Center of pressure compared to e.g. is Below it Above or below depending on area of body At same point Above it Below it Above or below depending on area of body At same point Above it ANSWER DOWNLOAD EXAMIANS APP