Hydraulics & Fluid Mechanics For a sphere of radius 15 cm moving with a uniform velocity of 2 m/sec through a liquid of specific gravity 0.9 and dynamic viscosity 0.8 poise, the Reynolds number will be 675 300 600 337.5 675 300 600 337.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In a Sutro weir, the discharge is proportional to (where H is head) H1/2 H5/2 H3/2 H H1/2 H5/2 H3/2 H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The region between the separation streamline and the boundary surface of the solid body is known as wake boundary layer lift drag wake boundary layer lift drag ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is 10.2/m sec 9.81 m/sec² 9.75 m/sec² 10m/sec² 10.2/m sec 9.81 m/sec² 9.75 m/sec² 10m/sec² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In which of the following the friction drag is generally larger than pressure drag? a circular disc or plate held normal to flow a sphere an airfoil a cylinder a circular disc or plate held normal to flow a sphere an airfoil a cylinder ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than 6.4 m above the hydraulic gradient 2.4 m above the hydraulic gradient 5.0 above the hydraulic gradient 10.0 m above the hydraulic gradient 6.4 m above the hydraulic gradient 2.4 m above the hydraulic gradient 5.0 above the hydraulic gradient 10.0 m above the hydraulic gradient ANSWER DOWNLOAD EXAMIANS APP
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