Hydraulics and Fluid Mechanics in ME Coefficient of resistance is the ratio of Area of jet at vena-contracta to the area of orifice Actual discharge through an orifice to the theoretical discharge Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena-contracta to the theoretical velocity Area of jet at vena-contracta to the area of orifice Actual discharge through an orifice to the theoretical discharge Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena-contracta to the theoretical velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of a hydraulic press is given by (where W = Weight lifted by ram, P = Force applied on plunger, A = Area of ram, and a = Area of plunger) (W/p) × (A/a) (W/p) × (a/A) (p/W) × (a/A) (p/W) × (A/a) (W/p) × (A/a) (W/p) × (a/A) (p/W) × (a/A) (p/W) × (A/a) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The intensity of pressure on an immersed surface __________ with the increase in depth. Increases Does not change Decreases None of these Increases Does not change Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Axial flow pump is started with its delivery valve Kept fully closed Kept 50% open Kept fully open Irrespective of any position Kept fully closed Kept 50% open Kept fully open Irrespective of any position ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The wake always occurs after a separation point None of these is a region of high pressure intensity always occurs before a separation point always occurs after a separation point None of these is a region of high pressure intensity always occurs before a separation point ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is the Ratio of the work done on the wheel to the energy of the jet Ratio of the actual work available at the turbine to the energy imparted to the wheel Ratio of the actual power produced by the turbine to the energy actually supplied by the turbine None of these Ratio of the work done on the wheel to the energy of the jet Ratio of the actual work available at the turbine to the energy imparted to the wheel Ratio of the actual power produced by the turbine to the energy actually supplied by the turbine None of these ANSWER DOWNLOAD EXAMIANS APP
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