Fluid Mechanics Boundary layer separation occurs when the Velocity of sound is reached Pressure reaches a minimum Cross-section of the channel is reduced Valve is closed in a pipeline Velocity of sound is reached Pressure reaches a minimum Cross-section of the channel is reduced Valve is closed in a pipeline ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics If two capillary tubes of dia 0.5 mm and 1 mm are dipped in a pot containing mercury, then the rise of mercury is Greater in 0.5 mm dia tube Same in both the tubes Greater in 1 mm dia tube Zero in both the tubes Greater in 0.5 mm dia tube Same in both the tubes Greater in 1 mm dia tube Zero in both the tubes ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Pumping of a corrosive liquid is generally preferred to be done by a __________ pump, as it can be made of a variety of materials including plastics. Piston Gear Sump Positive displacement Piston Gear Sump Positive displacement ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Medium viscosity lubricating oil can be most ideally pumped by a __________ pump. Plunger Piston Centrifugal Vane Plunger Piston Centrifugal Vane ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics As the velocity V and thus the Reynolds number of a flow past a sphere increases from very low value, the drag force for Re << 1 Decreases as V² Increases linearly with V None of these Decreases linearly with V Decreases as V² Increases linearly with V None of these Decreases linearly with V ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the value of Fanning friction factor f ' for smooth pipe at NRe = 10⁶ approximately? 0.1 0.01 0.003 0.3 0.1 0.01 0.003 0.3 ANSWER DOWNLOAD EXAMIANS APP
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