Hydraulics & Fluid Mechanics Specific weight of sea water is more that of pure water because it contains All of these dissolved air dissolved salt suspended matter All of these dissolved air dissolved salt suspended matter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The units of viscosity are metre2/se newton-sec/metre2 newton-sec/metre kg sec/metre metre2/se newton-sec/metre2 newton-sec/metre kg sec/metre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The distance from pipe boundary, at which the turbulent shear stress is one-third die wall shear stress, is (where R is the radius of pipe) 2/3 R 3/4 R 1/2 R 1/3 R 2/3 R 3/4 R 1/2 R 1/3 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to atmospheric pressure surface tension force of cohesion force of adhesion atmospheric pressure surface tension force of cohesion force of adhesion 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 (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) 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 negative value maximum minimum could be any value negative value maximum ANSWER DOWNLOAD EXAMIANS APP