Hydraulics and Fluid Mechanics in ME Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.? Francis turbine None of these Pelton wheel Kaplan turbine Francis turbine None of these Pelton wheel Kaplan turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head at entrance in a pipe is (where v = Velocity of liquid in the pipe) 0.75v²/2g 0.5v²/2g v²/2g 0.375v²/2g 0.75v²/2g 0.5v²/2g v²/2g 0.375v²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Metacentric heights of two floating bodies A and B are 1 m and 1.5 m respectively. Select the correct statement. The bodies A and B are unstable The body B is more stable than body A The bodies A and B have equal stability The body A is more stable than body B The bodies A and B are unstable The body B is more stable than body A The bodies A and B have equal stability The body A is more stable than body B ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A structure, whose width is __________ the width of the channel, is called a flumed structure. Less than More than Equal None of these Less than More than Equal None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic gradient line lies over the centre line of the pipe by an amount equal to the Velocity head Pressure head - velocity head Pressure head + velocity head Pressure head Velocity head Pressure head - velocity head Pressure head + velocity head Pressure head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A closed tank containing water is moving in a horizontal direction along a straight line at a constant speed. The tank also contains a steel ball and a bubble of air. If the tank is decelerated horizontally, theni) the ball will move to the frontii) the bubble will move to the frontiii) the ball will move to the reariv) the bubble will move to the rear Find out which of the above statements are correct ? (i) and (ii) (i) and (iv) (ii) and (iii) (iii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) (iii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
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