Hydraulics and Fluid Mechanics in ME The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid) wH2/4 wH2/2 wH wH/2 wH2/4 wH2/2 wH wH/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The major loss of energy in long pipes is due to gradual contraction or enlargement sudden enlargement friction sudden contraction gradual contraction or enlargement sudden enlargement friction sudden contraction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The angle of taper on draft tube is Less than 8° Greater than 5° Greater than 15° Greater than 8° Less than 8° Greater than 5° Greater than 15° Greater than 8° 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 32 km 8 km 20 km 4 km 32 km 8 km 20 km 4 km ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head at exit of a pipe is (where v = Velocity of liquid in the pipe) v²/2g 0.75v²/2g 0.5v²/2g 0.375v²/2g v²/2g 0.75v²/2g 0.5v²/2g 0.375v²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An ideal flow of any fluid must fulfill the following Newton’s law of motion Pascal’ law Newton’s law of viscosity Continuity equation Newton’s law of motion Pascal’ law Newton’s law of viscosity Continuity equation ANSWER DOWNLOAD EXAMIANS APP
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