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 friction force of adhesion force of diffusion force of cohesion force of friction force of adhesion force of diffusion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For measuring flow by a venturimeter, if should be installed in horizontal line inclined line with upward flow in any direction and in any location. vertical line horizontal line inclined line with upward flow in any direction and in any location. vertical line ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A perfect gas is incompressible has constant viscosity None of these is of theoretical interest is incompressible has constant viscosity None of these is of theoretical interest 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 1/3 R 3/4 R 1/2 R 2/3 R 1/3 R 3/4 R 1/2 R 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 (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Which of the following instrument can be used for measuring speed of an aeroplane Orifice plate rotameter Venturimeter pitot tube Orifice plate rotameter Venturimeter pitot tube ANSWER DOWNLOAD EXAMIANS APP