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/sinα 2p/sinα 2p/sin (α/2) p/2sinα p/sinα 2p/sinα 2p/sin (α/2) p/2sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of the bucket for a Pelton wheel is generally _________ the diameter of jet. 1.8 times Double 1.2 times Equal to 1.8 times Double 1.2 times Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Alcohol is used in manometers because It can provide longer column due to low density It has low vapour pressure It has low surface tension It is clearly visible It can provide longer column due to low density It has low vapour pressure It has low surface tension It is clearly visible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (Ax̅/IG) + x̅ (IG/Ax̅) + x̅ (IG/Ax̅) - x̅ (IG/x̅) - Ax̅ (Ax̅/IG) + x̅ (IG/Ax̅) + x̅ (IG/Ax̅) - x̅ (IG/x̅) - Ax̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow in which __________ force is dominating over the viscosity is called turbulent flow. Viscous Surface tension Elastic Inertia Viscous Surface tension Elastic Inertia ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow rate in gear pump Unpredictable Increases with increase in pressure More or less remains constant with increase in pressure Decreases with increase in pressure Unpredictable Increases with increase in pressure More or less remains constant with increase in pressure Decreases with increase in pressure ANSWER DOWNLOAD EXAMIANS APP
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