Hydraulics and Fluid Mechanics in ME In an immersed body, centre of pressure is At the centre of gravity Could be above or below e.g. depending on density of body and liquid Below be centre of gravity Above the centre of gravity At the centre of gravity Could be above or below e.g. depending on density of body and liquid Below be centre of gravity Above the centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In open channels, the specific energy is the Total energy per unit discharge Total energy measured above the horizontal datum Kinetic energy plotted above the free surface of water Total energy measured with respect to the datum passing through the bottom of the channel Total energy per unit discharge Total energy measured above the horizontal datum Kinetic energy plotted above the free surface of water Total energy measured with respect to the datum passing through the bottom of the channel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surface tension Is a function of the curvature of the interface Is also known as capillarity Acts in the plane of the interface normal to any line in the surface Decreases with fall in temperature Is a function of the curvature of the interface Is also known as capillarity Acts in the plane of the interface normal to any line in the surface Decreases with fall in temperature ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a liquid is flowing through a pipe, the velocity of the liquid is Minimum at the centre and maximum near the walls Maximum at the centre and zero near the walls Zero at the centre and maximum near the walls Maximum at the centre and minimum near the walls Minimum at the centre and maximum near the walls Maximum at the centre and zero near the walls Zero at the centre and maximum near the walls Maximum at the centre and minimum near the walls ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of resistance is the ratio of Loss of head in the orifice to the head of water available at the exit of the orifice Area of jet at vena-contracta to the area of orifice Actual discharge through an orifice to the theoretical discharge Actual velocity of jet at vena-contracta to the theoretical velocity Loss of head in the orifice to the head of water available at the exit of the orifice Area of jet at vena-contracta to the area of orifice Actual discharge through an orifice to the theoretical discharge Actual velocity of jet at vena-contracta to the theoretical velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The units of dynamic or absolute viscosity are newton-sec² per meter metres² per sec kg sec/meter newton-sec per meter newton-sec² per meter metres² per sec kg sec/meter newton-sec per meter ANSWER DOWNLOAD EXAMIANS APP
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