Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of friction surface tension viscosity cohesion friction surface tension viscosity cohesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Which of the following instrument can be used for measuring speed of an aeroplane Orifice plate rotameter pitot tube Venturimeter Orifice plate rotameter pitot tube Venturimeter 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 160 200 less than 1 between 1 and 100 160 200 less than 1 between 1 and 100 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Two pipe systems are said to be equivalent when length of pipe and discharge are same in two systems friction factor and length are same in two systems head loss and discharge are same in two systems length and diameter are same in two systems length of pipe and discharge are same in two systems friction factor and length are same in two systems head loss and discharge are same in two systems length and diameter are same in two systems 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 weight of liquid vertically above the curved surface force on the horizontal projection of the curved surface force on a vertical projection of the curved surface product of pressure intensity at its centroid and area weight of liquid vertically above the curved surface force on the horizontal projection of the curved surface force on a vertical projection of the curved surface ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The units of viscosity are kg sec/metre metre2/se newton-sec/metre2 newton-sec/metre kg sec/metre metre2/se newton-sec/metre2 newton-sec/metre ANSWER DOWNLOAD EXAMIANS APP