Hydraulics & Fluid Mechanics The distance from pipe boundary, at which the turbulent shear stress is one-third die wall shear stress, is (where R is the radius of pipe) 3/4 R 1/3 R 2/3 R 1/2 R 3/4 R 1/3 R 2/3 R 1/2 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For measuring flow by a venturimeter, if should be installed in inclined line with upward flow in any direction and in any location. vertical line horizontal line inclined line with upward flow in any direction and in any location. vertical line horizontal line ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics True one-dimensional flow occurs when the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the magnitude and direction of the velocity do not change from point to point in the fluid the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time the direction and magnitude of the veiocity at all points are identical the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the magnitude and direction of the velocity do not change from point to point in the fluid the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time the direction and magnitude of the veiocity at all points are identical ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge of a liquid of kinematic viscosity 4 cm²/sec through a 8 cm dia-meter pipe is 3200n cm7sec. The type of flow expected is TURBULENT FLOW NOT PREDICTABLE FROM THE GIVEN DATA TRANSITION FLOW LAMINAR FLOW TURBULENT FLOW NOT PREDICTABLE FROM THE GIVEN DATA TRANSITION FLOW LAMINAR FLOW ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The increase in meta centric height i) increases stability ii) decreases stability iii) increases comfort for passengers iv) decreases comfort for passengers The 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 & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to force of adhesion force of cohesion surface tension atmospheric pressure force of adhesion force of cohesion surface tension atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
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