Fluid Mechanics The hydraulic radius for flow in a rectangular duct of cross-sectional dimension H, W is HW/4(H + W)² √(HW/π) 2HW/(H + W)² HW/2(H + W)² HW/4(H + W)² √(HW/π) 2HW/(H + W)² HW/2(H + W)² ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Steady uniform flow is represented by flow through a/an None of these Long pipe at decreasing rate Long pipe at constant rate Expanding tube at constant rate None of these Long pipe at decreasing rate Long pipe at constant rate Expanding tube at constant rate ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The Prandtl mixing length is Useful for computing laminar flow problems Independent of the shear stress Independent of radial distance from the pipe axis Zero at the pipe wall and is a universal constant Useful for computing laminar flow problems Independent of the shear stress Independent of radial distance from the pipe axis Zero at the pipe wall and is a universal constant ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Medium viscosity lubricating oil can be most ideally pumped by a __________ pump. Centrifugal Piston Vane Plunger Centrifugal Piston Vane Plunger ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A fluid is pumped at the rate of 10 lb/sec to a height of 55 ft. The horse power required is __________ hp. 20363 1 20090 5.5 20363 1 20090 5.5 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The resistance wire used in a hot wire anemometer for conducting electrical current is made of Aluminium Tungsten Chromium Copper Aluminium Tungsten Chromium Copper ANSWER DOWNLOAD EXAMIANS APP