Hydraulics & Fluid Mechanics SURFACE TENSION HAS THE UNITS OF NEWTONS/M NEW TONS/M NETON/M NEWTONS NEWTONS/M NEW TONS/M NETON/M NEWTONS ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the force of cohesion force of diffusion force of friction force of adhesion force of cohesion force of diffusion force of friction force of adhesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1 : 2.5 1 :25 1 : 5 1:50 1 : 2.5 1 :25 1 : 5 1:50 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A large Roynold number is indication of turbulent flow smooth and streamline flow LAMINAR FLOW highly turbulent flow. turbulent flow smooth and streamline flow LAMINAR FLOW highly turbulent flow. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics According to Bernoulli’s equation for steady ideal fluid flow principle of conservation of mass holds velocity and pressure are inversely proportional total energy is constant throughout the energy is constant along a stream-line but may vary across streamlines principle of conservation of mass holds velocity and pressure are inversely proportional total energy is constant throughout the energy is constant along a stream-line but may vary across streamlines 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 10.0 m above the hydraulic gradient 6.4 m above the hydraulic gradient 5.0 above the hydraulic gradient 2.4 m above the hydraulic gradient 10.0 m above the hydraulic gradient 6.4 m above the hydraulic gradient 5.0 above the hydraulic gradient 2.4 m above the hydraulic gradient ANSWER DOWNLOAD EXAMIANS APP
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