Hydraulics & Fluid Mechanics Separation of flow occurs when the boundary layer comes to rest the cross-section of a channel is reduced All of these the pressure intensity reaches a minimum the boundary layer comes to rest the cross-section of a channel is reduced All of these the pressure intensity reaches a minimum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The continuity equation pi V,A,= p2V2A2 is based on the following assumption regarding flow of fluid (where pi and p2 are mass densities.) steady flow frictionless flow uniform flow incompressible flow steady flow frictionless flow uniform flow incompressible flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will remain same increase increase/decrease depending on depth of immersion decrease remain same increase increase/decrease depending on depth of immersion decrease ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge over a broad crested weir is maximum when the depth of flow is (where H is the available head) H/2 2 H/3 2 H/5 H/3 H/2 2 H/3 2 H/5 H/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Select the correct statement Standard atmospheric pressure is the mean local atmospheric pressure a* sea level Local atmospheric pressure depends upon elevation of locality only Local atmospheric pressure is always below standard atmospheric pressure A barometer reads the difference be-tween local and standard atmospheric pressure Standard atmospheric pressure is the mean local atmospheric pressure a* sea level Local atmospheric pressure depends upon elevation of locality only Local atmospheric pressure is always below standard atmospheric pressure A barometer reads the difference be-tween local and standard atmospheric pressure 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 :25 1 : 5 1 : 2.5 1:50 1 :25 1 : 5 1 : 2.5 1:50 ANSWER DOWNLOAD EXAMIANS APP
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