Hydraulics and Fluid Mechanics in ME In a venturi-flume, the flow takes place at Absolute pressure None of these Gauge pressure Atmospheric pressure Absolute pressure None of these Gauge pressure Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surge wave in a rectangular channel is an example ofi) steady flowii) unsteady flowiii) uniform flowiv) non-uniform flowThe correct answer is (i) and (iii) (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Roynolds number is less than 4000 between 2000 and 4000 less than 2000 more than 4000 less than 4000 between 2000 and 4000 less than 2000 more than 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of contraction is the ratio of Area of jet at vena-contracta to the area of orifice Actual velocity of jet at vena contracta to the theoretical velocity Loss of head in the orifice to the head of water available at the exit of the orifice Loss of head in the orifice to the head of water available at the exit of the orifice Area of jet at vena-contracta to the area of orifice Actual velocity of jet at vena contracta to the theoretical velocity Loss of head in the orifice to the head of water available at the exit of the orifice Loss of head in the orifice to the head of water available at the exit of the orifice ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, at constant speed and capacity, the pressure and power vary Inversely as square root of density Inversely as density As square of density Directly as the air or gas density Inversely as square root of density Inversely as density As square of density Directly as the air or gas density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called sub-sonic, if the Mach number is Less than unity Unity Between 1 and 6 More than 6 Less than unity Unity Between 1 and 6 More than 6 ANSWER DOWNLOAD EXAMIANS APP