Hydraulics and Fluid Mechanics in ME The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to Twice the depth Twice the breadth Half the depth Half the breadth Twice the depth Twice the breadth Half the depth Half the breadth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit speed of the wheel is 40 r.p.m. 20 r.p.m. 80 r.p.m. 10 r.p.m. 40 r.p.m. 20 r.p.m. 80 r.p.m. 10 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The center of gravity of the volume of the liquid displaced by an immersed body is called center of buoyancy center of pressure metacentre center of gravity center of buoyancy center of pressure metacentre center of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A double overhung Pelton wheel has Four runners Two runners Four jets Two jets Four runners Two runners Four jets Two jets ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The wake is a region of high pressure intensity always occurs after a separation point None of these always occurs before a separation point is a region of high pressure intensity always occurs after a separation point None of these always occurs before a separation point 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 × (√H₁ - √H₂)/Cd × a × √(2g) 2A × √H₂/Cd × a × √(2g) 2A × (√H3/2 - √H3/2)/Cd × a × √(2g) 2A × √H₁/Cd × a × √(2g) 2A × (√H₁ - √H₂)/Cd × a × √(2g) 2A × √H₂/Cd × a × √(2g) 2A × (√H3/2 - √H3/2)/Cd × a × √(2g) 2A × √H₁/Cd × a × √(2g) ANSWER DOWNLOAD EXAMIANS APP
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