Hydraulics & Fluid Mechanics The density of water is 1000 kg/m3 at 4°C 0°K 0°C 20°C 4°C 0°K 0°C 20°C ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The units of viscosity are metre2/se kg sec/metre newton-sec/metre newton-sec/metre2 metre2/se kg sec/metre newton-sec/metre newton-sec/metre2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The increase in meta centric height i) increases stability ii) decreases stability iii) increases comfort for passengers iv) decreases comfort for passengers The correct answer is (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be minimum could be any value maximum negative value minimum could be any value maximum negative value ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the center of gravity of any submerged body centriod of the displaced volume of fluid centroid of the volume of fluid vertically above the body center of the volume of floating body center of gravity of any submerged body centriod of the displaced volume of fluid centroid of the volume of fluid vertically above the body center of the volume of floating body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H1/2 H3’2 H5’4 where H is head. H5/2 H1/2 H3’2 H5’4 where H is head. H5/2 ANSWER DOWNLOAD EXAMIANS APP
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