Hydraulics and Fluid Mechanics in ME Alcohol is used in manometers because It is clearly visible It has low vapour pressure It has low surface tension It can provide longer column due to low density It is clearly visible It has low vapour pressure It has low surface tension It can provide longer column due to low density ANSWER DOWNLOAD EXAMIANS APP
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) 2p/sinα p/2sinα p/sinα 2p/sin (α/2) 2p/sinα p/2sinα p/sinα 2p/sin (α/2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The tendency of a liquid surface to contract is due to the following property viscosity adhesion surface tension cohesion viscosity adhesion surface tension cohesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A weir is said to be narrow-crested weir, if the width of the crest of the weir is __________ half the height of water above the weir crest. Equal to Less than None of these More than Equal to Less than None of these More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the depth of water in an open channel is less than the critical depth, the flow is called Tranquil flow Critical flow Turbulent flow Torrential flow Tranquil flow Critical flow Turbulent flow Torrential flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A structure used to dam up a stream or river over which the water flows is called Weir Notch Dam Orifice Weir Notch Dam Orifice ANSWER DOWNLOAD EXAMIANS APP