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 1/3 2/3 1/4 1/2 1/3 2/3 1/4 1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In which of the following the friction drag is generally larger than pressure drag? a circular disc or plate held normal to flow a cylinder a sphere an airfoil a circular disc or plate held normal to flow a cylinder a sphere an airfoil 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 radial distance inversely as the square of the radial distance linearly with radial distance as the square of the radial distance inversely as the radial distance inversely as the square of the radial distance linearly with radial distance ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A ship whose hull length is 100 m is to travel at 10 m/sec. For dynamic similarity, at what velocity should a 1:25 model be towed through water ? 10 m/sec 50 m/sec 2 m/sec 25 m/sec 10 m/sec 50 m/sec 2 m/sec 25 m/sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to force of cohesion surface tension force of adhesion atmospheric pressure force of cohesion surface tension force of adhesion atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the 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 center of gravity of any submerged body ANSWER DOWNLOAD EXAMIANS APP