Hydraulics and Fluid Mechanics in ME For manometer, a better liquid combination is one having high density and viscosity surface tension is no criterion higher surface tension lower surface tension high density and viscosity surface tension is no criterion higher surface tension lower surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of a pipe is 1 km and its diameter is 20 cm. If the diameter of an equivalent pipe is 40 cm, then its length is 4 km 20 km 32 km 8 km 4 km 20 km 32 km 8 km ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Darcy's formula, the loss of head due to friction in the pipe is (where f = Darcy's coefficient, l = Length of pipe, v = Velocity of liquid in pipe, and d = Diameter of pipe) flv²/2gd flv²/gd 3flv²/2gd 4flv²/2gd flv²/2gd flv²/gd 3flv²/2gd 4flv²/2gd ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to equation of continuity, w1v1 = w2v2 w1a1 = w2a2 a1v1 = a2v2 a1/v1 = a2/v2 w1v1 = w2v2 w1a1 = w2a2 a1v1 = a2v2 a1/v1 = a2/v2 ANSWER DOWNLOAD EXAMIANS APP
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 depth Half the depth Half the breadth Twice the breadth Twice the depth Half the depth Half the breadth Twice the breadth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vessel of 4 m3 contains oil which weighs 30 kN. The specific weight of the oil is 10 kN/m3 4.5 kN/m3 7.5 kN/m3 6 kN/m3 10 kN/m3 4.5 kN/m3 7.5 kN/m3 6 kN/m3 ANSWER DOWNLOAD EXAMIANS APP