Hydraulics and Fluid Mechanics in ME The value of coefficient of velocity for a sharp edged orifice __________ with the head of water. Remain same Increases None of these Decreases Remain same Increases None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A pressure of 25 m of head of water is equal to 2500 kN/m2 245 kN/m2 2.5 kN/m2 25 kN/m2 2500 kN/m2 245 kN/m2 2.5 kN/m2 25 kN/m2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a centrifugal pump casing, the flow of water leaving the impeller, is Radial flow Forced vortex Free vortex motion Rectilinear flow Radial flow Forced vortex Free vortex motion Rectilinear flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surface tension Is a function of the curvature of the interface Acts in the plane of the interface normal to any line in the surface Is also known as capillarity Decreases with fall in temperature Is a function of the curvature of the interface Acts in the plane of the interface normal to any line in the surface Is also known as capillarity Decreases with fall in temperature ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A closed tank containing water is moving in a horizontal direction along a straight line at a constant speed. The tank also contains a steel ball and a bubble of air. If the tank is decelerated horizontally, theni) the ball will move to the frontii) the bubble will move to the frontiii) the ball will move to the reariv) the bubble will move to the rear Find out which of the above statements are correct ? (i) and (ii) (iii) and (iv) (i) and (iv) (ii) and (iii) (i) and (ii) (iii) and (iv) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit power developed by a turbine is (where P = Power developed by the turbine under a head of water (H). P/ H3/2 P/ √H P/ H² P/ H P/ H3/2 P/ √H P/ H² P/ H ANSWER DOWNLOAD EXAMIANS APP
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