Hydraulics and Fluid Mechanics in ME The atmospheric pressure with rise in altitude decreases linearly unpredictable first steeply and then gradually first slowly and then steeply linearly unpredictable first steeply and then gradually first slowly and then steeply ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In centrifugal pumps, maximum efficiency is obtained when the blades are Bent forward Straight Bent backward Radial Bent forward Straight Bent backward Radial ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For a body floating in a liquid the normal pressure exerted by the liquid acts at e.g. of the body bottom surface of the body all points on the surface of the body metacentre e.g. of the body bottom surface of the body all points on the surface of the body metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow rate in gear pump Increases with increase in pressure Unpredictable Decreases with increase in pressure More or less remains constant with increase in pressure Increases with increase in pressure Unpredictable Decreases with increase in pressure More or less remains constant with increase in pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a wholly drowned orifice is given by (where H1 = Height of water (on the upstream side) above the top of the orifice, H2 = Height of water (on the downstream side) above the bottom of the orifice, and H = Difference between two water levels on either side of the orifice) Q = Cd × bH2 × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH × √(2gh) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific gravity of an oil whose specific weight is 7.85 kN/m3, is 0.8 1 1.2 1.6 0.8 1 1.2 1.6 ANSWER DOWNLOAD EXAMIANS APP