Hydraulics and Fluid Mechanics in ME If a body floating in a liquid returns back to its original position, when given a small angular displacement, the body is said to be in Neutral equilibrium Stable equilibrium None of these Unstable equilibrium Neutral equilibrium Stable equilibrium None of these Unstable equilibrium ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power transmitted through the pipe is maximum when the head lost due to friction is equal to One-half of the total supply head Two-third of the total supply head One-third of the total supply head One-fourth of the total supply head One-half of the total supply head Two-third of the total supply head One-third of the total supply head One-fourth of the total supply head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water (in a direction normal to flow) impinging on a fixed plate inclined at an angle θ with the jet is (waV²/g) × sin θ (waV²/2g) × sin 2θ (waV/g) × sin θ (waV/2g) × sin θ (waV²/g) × sin θ (waV²/2g) × sin 2θ (waV/g) × sin θ (waV/2g) × sin θ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a lock-gate, the reaction between two gates is (where P = Resultant pressure on the lock gate, and α = Inclination of the gate with the normal to the side of the lock) 2p/sin (α/2) 2p/sinα p/sinα p/2sinα 2p/sin (α/2) 2p/sinα p/sinα p/2sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Runaway speed of a hydraulic turbine is Full load speed The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open The speed at which turbine runner will be damaged The speed corresponding to maximum overload permissible Full load speed The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open The speed at which turbine runner will be damaged The speed corresponding to maximum overload permissible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure intensity in kN/m2 (or kPa) at any point in a liquid is (where w = Specific weight of liquid, and h = Depth of liquid from the surface) h/w w wh w/h h/w w wh w/h ANSWER DOWNLOAD EXAMIANS APP