Hydraulics & Fluid Mechanics For laminar flow in a pipe of circular cross-section, the Darcy’s friction factor f is inversely proportional to Reynolds number and indpendent of pipe wall roughness directly proportional to pipe wall roughness and independent of Reynolds number inversely proportional to Reynolds number and directly proportional to pipe wall roughness directly proportional to Reynolds number and independent of pipe wall roughness inversely proportional to Reynolds number and indpendent of pipe wall roughness directly proportional to pipe wall roughness and independent of Reynolds number inversely proportional to Reynolds number and directly proportional to pipe wall roughness directly proportional to Reynolds number and independent of pipe wall roughness ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Two pipe systems are said to be equivalent when length and diameter are same in two systems friction factor and length are same in two systems head loss and discharge are same in two systems length of pipe and discharge are same in two systems length and diameter are same in two systems friction factor and length are same in two systems head loss and discharge are same in two systems length of pipe and discharge are same in two systems ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The units of viscosity are metre2/se kg sec/metre newton-sec/metre2 newton-sec/metre metre2/se kg sec/metre newton-sec/metre2 newton-sec/metre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a body floating in a liquid, is displaced slightly, it oscillates about center of buoyancy metacentre e.g. of body center of pressure center of buoyancy metacentre e.g. of body center of pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Specific weight of sea water is more that of pure water because it contains suspended matter dissolved salt All of these dissolved air suspended matter dissolved salt All of these dissolved air ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics An open vessel of water is accelerated up an inclined plane. The free water surface will any one of above is possible be horizontal make an angle in direction of inclination of inclined plane make an angle in opposite direction to inclination of inclined plane any one of above is possible be horizontal make an angle in direction of inclination of inclined plane make an angle in opposite direction to inclination of inclined plane ANSWER DOWNLOAD EXAMIANS APP