Hydraulics and Fluid Mechanics in ME The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to Twice the breadth Half the depth Twice the depth Half the breadth Twice the breadth Half the depth Twice the depth Half the breadth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Total pressure on a lmxlm gate immersed vertically at a depth of 2 m below the free water surface will be 1000 kg 2000 kg 8000 kg 4000 kg 1000 kg 2000 kg 8000 kg 4000 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of the center of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is 2.5 m 3.0 m 4.0 m 2.4 m 2.5 m 3.0 m 4.0 m 2.4 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The relation between hydraulic efficiency (ηh), mechanical efficiency (ηm) and overall efficiency (ηo) is ηm = ηm × ηh None of these ηh = ηo × ηm ηo = ηh × ηm ηm = ηm × ηh None of these ηh = ηo × ηm ηo = ηh × ηm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The meatcentric height of a ship is 0.6 m and the radius of gyration is 4 m. The time of rolling of a ship is 14.1 sec 4.1 sec 5.2 sec 10.4 sec 14.1 sec 4.1 sec 5.2 sec 10.4 sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Equation of continuity is based on the principle of conservation of momentum None of these energy mass momentum None of these energy mass ANSWER DOWNLOAD EXAMIANS APP