Hydraulics and Fluid Mechanics in ME The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by V/(vr + v) 2V/(vr - v) 2V/(vr + v) V/(vr - v) V/(vr + v) 2V/(vr - v) 2V/(vr + v) V/(vr - v) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a short cylindrical external mouthpiece, the vena contracta occurs at a distance __________ the diameter of the orifice from the outlet of orifice. One-half Equal to One-third One-fourth One-half Equal to One-third One-fourth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The intensity of pressure at any point, in a liquid, is __________ to the depth of liquid from the surface. Equal Directly proportional None of these Inversely proportional Equal Directly proportional None of these Inversely proportional ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of viscosity may be determined by All of these Capillary tube method Rotating cylinder method Orifice type viscometer All of these Capillary tube method Rotating cylinder method Orifice type viscometer ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of the inertia force to the __________ is called Euler's number. Pressure force Elastic force Viscous force Surface tension force Pressure force Elastic force Viscous force Surface tension force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ? 4 (225)1/3 minutes 4 x (225)3/2 minutes 4 minutes 4 x V225 minutes 4 (225)1/3 minutes 4 x (225)3/2 minutes 4 minutes 4 x V225 minutes ANSWER DOWNLOAD EXAMIANS APP
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