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 2V/(vr + v) V/(vr - v) V/(vr + v) 2V/(vr - v) 2V/(vr + v) V/(vr - v) V/(vr + v) 2V/(vr - v) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For very great pressures, viscosity of moss gases and liquids remains same increases decreases shows erratic behaviour remains same increases decreases shows erratic behaviour ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel. 0.81 times 0.67 times 0.34 times 0.95 times 0.81 times 0.67 times 0.34 times 0.95 times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An object having 10 kg mass weighs 9.81 kg on a spring balance. The value of 'g' at this place is 10 m/sec² 9.75 m/sec² 9 m/sec 9.81 m/sec² 10 m/sec² 9.75 m/sec² 9 m/sec 9.81 m/sec² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity of jet of water travelling out of opening in a tank filled with water is proportional to head of water (h) h2 h2 V/T head of water (h) h2 h2 V/T ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel containing liquid is revolved about its vertical axis at a constant angular velocity, the pressure Increases linearly as its radial distance Increases as the square of the radial distance Varies as the square of the radial distance Decreases as the square of the radial distance Increases linearly as its radial distance Increases as the square of the radial distance Varies as the square of the radial distance Decreases as the square of the radial distance ANSWER DOWNLOAD EXAMIANS APP
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