Hydraulics & Fluid Mechanics Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the force of cohesion force of diffusion force of friction force of adhesion force of cohesion force of diffusion force of friction force of adhesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A perfect gas has constant viscosity is of theoretical interest is incompressible None of these has constant viscosity is of theoretical interest is incompressible None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics If a sphere of diameter 1 cm falls in castor oil of kinematic viscosity 10 stokes, with a terminal velocity of 1.5 cm/sec, the coefficient of drag on the sphere is 160 between 1 and 100 less than 1 200 160 between 1 and 100 less than 1 200 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 (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a liquid rotates at a constant angular velocity about a vertical axis as a rigid body, the pressure intensity varies as the square of the radial distance inversely as the square of the radial distance linearly with radial distance inversely as the radial distance as the square of the radial distance inversely as the square of the radial distance linearly with radial distance inversely as the radial distance ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics If 850 kg liquid occupies volume of one cubic meter, men 0.85 represents its specific density specific mass specific gravity specific weight specific density specific mass specific gravity specific weight ANSWER DOWNLOAD EXAMIANS APP