Hydraulics and Fluid Mechanics in ME The flow in a pipe is neither laminar nor turbulent when Reynold number is More than 2800 None of these Less than 2000 Between 2000 and 2800 More than 2800 None of these Less than 2000 Between 2000 and 2800 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An average value of coefficient of velocity is 0.97 0.62 0.76 0.84 0.97 0.62 0.76 0.84 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The purpose of a surge tank is All of these To control the pressure variations due to rapid changes in the pipe line flow To eliminate water hammer possibilities To regulate flow of water to turbines by providing necessary retarding head of water All of these To control the pressure variations due to rapid changes in the pipe line flow To eliminate water hammer possibilities To regulate flow of water to turbines by providing necessary retarding head of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be Zero Maximum Minimum Could be any value Zero Maximum Minimum Could be any value ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water impinging normally on a plate which due to the impact of jet, moves in the direction of jet with a velocity v is [wa (V - v)]/g [wa (V - v)]/2g [wa (V - v)²]/2g [wa (V - v²)]/g [wa (V - v)]/g [wa (V - v)]/2g [wa (V - v)²]/2g [wa (V - v²)]/g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power absorbed (in watts) in overcoming the viscous resistance of a footstep bearing is μ π³ N² R⁴ /1800 t μ π³ N² R² /1800 t μ π³ N² R⁴ /3600 t μ π³ N² R² /3600 t μ π³ N² R⁴ /1800 t μ π³ N² R² /1800 t μ π³ N² R⁴ /3600 t μ π³ N² R² /3600 t ANSWER DOWNLOAD EXAMIANS APP