Hydraulics and Fluid Mechanics in ME Due to each end contraction, the discharge of rectangular sharp crested weir is reduced by 0.15 0.1 0.2 0.05 0.15 0.1 0.2 0.05 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to bring the liquid level from H1 to H2 will be 2A × √H₂/Cd × a × √(2g) 2A × (√H3/2 - √H3/2)/Cd × a × √(2g) 2A × (√H₁ - √H₂)/Cd × a × √(2g) 2A × √H₁/Cd × a × √(2g) 2A × √H₂/Cd × a × √(2g) 2A × (√H3/2 - √H3/2)/Cd × a × √(2g) 2A × (√H₁ - √H₂)/Cd × a × √(2g) 2A × √H₁/Cd × a × √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of actual work available at the turbine to the energy imparted to the wheel is known as ________ efficiency. Mechanical Hydraulic None of these Overall Mechanical Hydraulic None of these Overall ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A right circular cylinder open at the top is filled with liquid and rotated about its vertical axis at such a speed that half the liquid spills out, then the pressure intensity at the center of bottom is one-half its value when cylinder was full cannot be predicted from the given data one-fourth its value when cylinder was full zero one-half its value when cylinder was full cannot be predicted from the given data one-fourth its value when cylinder was full zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel. 0.34 times 0.67 times 0.81 times 0.95 times 0.34 times 0.67 times 0.81 times 0.95 times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to avoid cavitation in centrifugal pumps The suction pressure should be high The delivery pressure should be low The delivery pressure should be high The suction pressure should be low The suction pressure should be high The delivery pressure should be low The delivery pressure should be high The suction pressure should be low ANSWER DOWNLOAD EXAMIANS APP