Hydraulics and Fluid Mechanics in ME In a footstep bearing, if the radius of the shaft is doubled, then the torque required to overcome the viscous resistance will be Eight times Four times Sixteen times Double Eight times Four times Sixteen times Double 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 Equal to 1.2 times 1.8 times Double Equal to 1.2 times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a Kaplan turbine runner, the numbers of blades are generally between 2 to 4 4 to 8 16 to 24 8 to 16 2 to 4 4 to 8 16 to 24 8 to 16 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity at which the flow changes from laminar flow to turbulent flow is called Critical velocity Velocity of approach Sub-sonic velocity Super-sonic velocity Critical velocity Velocity of approach Sub-sonic velocity Super-sonic velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of coefficient of velocity for a sharp edged orifice __________ with the head of water. Decreases None of these Increases Remain same Decreases None of these Increases Remain same ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a single casing, multistage pump running at constant speed, the capacity rating is to be slightly lowered. It can be done by Some other alterations in the impeller Not possible Trimming the impeller size to the required size by machining Designing new impeller Some other alterations in the impeller Not possible Trimming the impeller size to the required size by machining Designing new impeller ANSWER DOWNLOAD EXAMIANS APP
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