Hydraulics and Fluid Mechanics in ME An open tank contains 1 m deep water with 50 cm depth of oil of specific gravity 0.8 above it. The intensity of pressure at the bottom of tank will be 14 kN/m2 12 kN/m2 4 kN/m2 10 kN/m2 14 kN/m2 12 kN/m2 4 kN/m2 10 kN/m2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When an internal mouthpiece is running free, the discharge through the mouthpiece is (where a = Area of mouthpiece, and H = Height of liquid above the mouthpiece) 0.707 a. √2gH 0.855 a. √2gH √2gH 0.5 a. √2gH 0.707 a. √2gH 0.855 a. √2gH √2gH 0.5 a. √2gH ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed (Ns) of a centrifugal pump is given by (N√Q)/H5/4 (N√Q)/H2/3 (N√Q)/H (N√Q)/H3/4 (N√Q)/H5/4 (N√Q)/H2/3 (N√Q)/H (N√Q)/H3/4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of the liquid __________ with rise in temperature. Increases None of these Remain unaffected Decreases Increases None of these Remain unaffected Decreases ANSWER DOWNLOAD EXAMIANS APP
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 Four times Eight times Double Sixteen times Four times Eight times Double Sixteen times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surge wave in a rectangular channel is an example ofi) steady flowii) unsteady flowiii) uniform flowiv) non-uniform flowThe correct answer is (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
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