Hydraulics and Fluid Mechanics in ME The center of pressure of a surface subjected to fluid pressure is the point on the surface at which gravitational force acis on the surface at which resultant pres-sure acts at which all hydraulic forces meet similar to metacentre on the surface at which gravitational force acis on the surface at which resultant pres-sure acts at which all hydraulic forces meet similar to metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of gases __________ with rise in temperature. Decreases Increases Remain unaffected None of these Decreases Increases Remain unaffected None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total head of a liquid particle in motion is equal to Kinetic head - (pressure head + potential head) Pressure head - (kinetic head + potential head) Potential head - (pressure head + kinetic head) Pressure head + kinetic head + potential head Kinetic head - (pressure head + potential head) Pressure head - (kinetic head + potential head) Potential head - (pressure head + kinetic head) Pressure head + kinetic head + potential head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following instruments is used to measure flow on the application of Bernoulli’s theorem pitot tube Venturimeter Orifice plate All of these pitot tube Venturimeter Orifice plate All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The atmospheric pressure at sea level is All of these 760 mm of mercury 103 kN/m2 10.3 m of water All of these 760 mm of mercury 103 kN/m2 10.3 m of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called hyper-sonic, if the Mach number is Between 1 and 6 Unity Less than unity None of these Between 1 and 6 Unity Less than unity None of these ANSWER DOWNLOAD EXAMIANS APP
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