Hydraulics and Fluid Mechanics in ME In a reciprocating pump, air vessels are used to Increase delivery head Reduce acceleration head Reduce suction head Smoothen the flow Increase delivery head Reduce acceleration head Reduce suction head Smoothen the flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of a pipe is 1 km and its diameter is 20 cm. If the diameter of an equivalent pipe is 40 cm, then its length is 20 km 8 km 32 km 4 km 20 km 8 km 32 km 4 km ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following has highest coefficient of discharge ? Borda’s mouthpiece running full sharp edged orifice CipoUetti weir venturimeter Borda’s mouthpiece running full sharp edged orifice CipoUetti weir venturimeter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The critical depth meter is used to measure Hydraulic jump Velocity of flow in an open channel Depth of flow in an open channel Depth of channel Hydraulic jump Velocity of flow in an open channel Depth of flow in an open channel Depth of channel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of rectangular section will be maximum, if Its breadth is twice the depth Its depth is thrice the breadth Its depth is twice the breadth Its breadth is thrice the depth Its breadth is twice the depth Its depth is thrice the breadth Its depth is twice the breadth Its breadth is thrice the depth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The boundary layer thickness at a distance of l m from the leading edge of a flat plate, kept at zero angle of incidence to the flow direction, is O.l cm. The velocity outside the boundary layer is 25 ml sec. The boundary layer thickness at a distance of 4 m is (Assume that boundary layer is entirely laminar) 0.40 cm 0.05 cm 0.10 cm 0.20 cm 0.40 cm 0.05 cm 0.10 cm 0.20 cm ANSWER DOWNLOAD EXAMIANS APP
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