Hydraulics and Fluid Mechanics in ME The depth of the center of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is 2.4 m 3.0 m 2.5 m 4.0 m 2.4 m 3.0 m 2.5 m 4.0 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure on an immersed surface inclined at an angle θ with the liquid surface is wx wAx wA wAx/sinθ wx wAx wA wAx/sinθ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called super-sonic if the Velocity of flow is very high Discharge is difficult to measure None of these Mach number is between 1 and 6 Velocity of flow is very high Discharge is difficult to measure None of these Mach number is between 1 and 6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular notch is (where b = Width of notch, and H = Height of liquid, above the sill of the notch) (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H2 (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel. 0.34 times 0.81 times 0.67 times 0.95 times 0.34 times 0.81 times 0.67 times 0.95 times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A fluid of kinematic viscosity 0.4 cm²/sec flows through a 8 cm diameter pipe. The maximum velocity for laminar flow will be 1 m/sec 1.5 m/sec less than 1 m/sec 2 m/sec 1 m/sec 1.5 m/sec less than 1 m/sec 2 m/sec ANSWER DOWNLOAD EXAMIANS APP