Hydraulics and Fluid Mechanics in ME The total energy line lies over the centre line of the pipe by an amount equal to Velocity head Pressure head Pressure head - velocity head Pressure head + velocity head Velocity head Pressure head Pressure head - velocity head Pressure head + velocity head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the weight of a body immersed in a fluid exceeds the buoyant force, then the body will rise until its weight equals the buoyant force tend to move downward and it may finally sink None of these float rise until its weight equals the buoyant force tend to move downward and it may finally sink None of these float ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Hydraulic accumulator is used for Supplying large quantities of oil for very short duration Generally high pressures to operate hydraulic machines Supplying energy when main supply fails Accumulating oil Supplying large quantities of oil for very short duration Generally high pressures to operate hydraulic machines Supplying energy when main supply fails Accumulating oil ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is 0.5 v₁²/2g v₁²/2g v₂²/2g 0.375 v₂²/2g 0.5 v₁²/2g v₁²/2g v₂²/2g 0.375 v₂²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of the center of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is 2.4 m 4.0 m 3.0 m 2.5 m 2.4 m 4.0 m 3.0 m 2.5 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of velocity is defined as the ratio of None of these Area of jet at vena contracta to the area of orifice Actual velocity of jet at vena contracta to the theoretical velocity Actual discharge through an orifice to the theoretical discharge None of these Area of jet at vena contracta to the area of orifice Actual velocity of jet at vena contracta to the theoretical velocity Actual discharge through an orifice to the theoretical discharge ANSWER DOWNLOAD EXAMIANS APP
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