Hydraulics and Fluid Mechanics in ME In a lock-gate, the reaction between two gates is (where P = Resultant pressure on the lock gate, and α = Inclination of the gate with the normal to the side of the lock) p/2sinα p/sinα 2p/sin (α/2) 2p/sinα p/2sinα p/sinα 2p/sin (α/2) 2p/sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two pipes of same length and diameters d and 2d respectively are connected in series. The diameter of an equivalent pipe of same length is between d and 1.5 d less than d greater than 2d between 1.5 d and 2d between d and 1.5 d less than d greater than 2d between 1.5 d and 2d ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power produced by the reaction turbine is ________ to the head of water. None of these 4th power Inversely proportional Directly proportional None of these 4th power Inversely proportional Directly proportional ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of vertical lift and very little pipe friction, the pump characteristics should be Steep First rise and then fall Nearly horizontal Horizontal Steep First rise and then fall Nearly horizontal Horizontal 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 × bH₁ × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × bH × √(2gh) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow rate in gear pump Unpredictable More or less remains constant with increase in pressure Increases with increase in pressure Decreases with increase in pressure Unpredictable More or less remains constant with increase in pressure Increases with increase in pressure Decreases with increase in pressure ANSWER DOWNLOAD EXAMIANS APP