Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of surface tension viscosity cohesion friction surface tension viscosity cohesion friction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the centroid of the volume of the fluid vertically above the body volume of the floating body submerged body displaced volume of the fluid volume of the fluid vertically above the body volume of the floating body submerged body displaced volume of the fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics According to the principle of buoyancy a body totally or partially immersed in a fluid will be lifted up by a force equal to more than the weight of the body the weight of the body less than the weight of the body weight of the fluid displaced by the body more than the weight of the body the weight of the body less than the weight of the body weight of the fluid displaced by the body 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) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horse power transmitted through a pipe is maximum when the ratio of loss of head due to friction and total head supplied is 1/2 1/4 2/3 1/3 1/2 1/4 2/3 1/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horizontal component of force on a curved surface is equal to the product of pressure intensity at its centroid and area force on a vertical projection of the curved surface weight of liquid vertically above the curved surface force on the horizontal projection of the curved surface product of pressure intensity at its centroid and area force on a vertical projection of the curved surface weight of liquid vertically above the curved surface force on the horizontal projection of the curved surface ANSWER DOWNLOAD EXAMIANS APP