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) 1/2 R 1/3 R 3/4 R 2/3 R 1/2 R 1/3 R 3/4 R 2/3 R 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 an airfoil a sphere a circular disc or plate held normal to flow a cylinder an airfoil a sphere 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 gravity specific weight specific mass specific density specific gravity specific weight specific mass 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 linearly with radial distance inversely as the square of the radial distance as the square of the radial distance inversely as the radial distance linearly with radial distance inversely as the square of the radial distance as the square of the radial distance inversely as the radial distance ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A large Roynold number is indication of LAMINAR FLOW turbulent flow highly turbulent flow. smooth and streamline flow LAMINAR FLOW turbulent flow highly turbulent flow. smooth and streamline flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Pressure of the order of 10''' torr can be measured by Micro-manometer ionisastion gauge Bourdon tube Pirani Gauge Micro-manometer ionisastion gauge Bourdon tube Pirani Gauge ANSWER DOWNLOAD EXAMIANS APP
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