Fluid Mechanics The ratio of inertial forces to gravity forces is called the __________ number. Weber Froude Euler Mach Weber Froude Euler Mach ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The variable required to be known in correlations used for estimating the horse power of a centrifugal gas compressor and hence its cost are P. Inlet pressure Q. Compressor rpm R. Delivery pressure S. Volumetric flow rate at inlet. P, Q and R R and S P and R P, Rand S P, Q and R R and S P and R P, Rand S 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 linearly with V Decreases as V² None of these Increases linearly with V Decreases linearly with V Decreases as V² None of these Increases linearly with V ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Pressure drop in a fluidised bed reactor is __________ that in a similar packed bed reactor. More than Less than Same as None of these More than Less than Same as None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Multistage compressors are used in industry, because they Reduce the cost of compressor Are easy to control Reduce the size requirement Resemble closely to isothermal compression Reduce the cost of compressor Are easy to control Reduce the size requirement Resemble closely to isothermal compression ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Select the wrong statement pertaining to flow of an incompressible fluid through a venturimeter. Discharge of fluid through a venturimeter depends upon the gage difference irrespective of the orientation of venturimeter For frictionless flow, the fluid pressure entering the venturi meter will be exactly equal to that leaving the venturimeter Venturimeter occupies less space than an orificemeter Venturimeter incurs less power loss compared to an equivalent orificemeter Discharge of fluid through a venturimeter depends upon the gage difference irrespective of the orientation of venturimeter For frictionless flow, the fluid pressure entering the venturi meter will be exactly equal to that leaving the venturimeter Venturimeter occupies less space than an orificemeter Venturimeter incurs less power loss compared to an equivalent orificemeter ANSWER DOWNLOAD EXAMIANS APP