Hydraulics & Fluid Mechanics THEE HORIZONTAL COMPONENT OF BUOYANT FORCE IS ZERO None of these SAME AS BUOYANT FORCE NEGLIGIBLE ZERO None of these SAME AS BUOYANT FORCE NEGLIGIBLE ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a sphere of radius 15 cm moving with a uniform velocity of 2 m/sec through a liquid of specific gravity 0.9 and dynamic viscosity 0.8 poise, the Reynolds number will be 675 600 337.5 300 675 600 337.5 300 ANSWER DOWNLOAD EXAMIANS APP
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) 2/3 R 1/3 R 1/2 R 3/4 R 2/3 R 1/3 R 1/2 R 3/4 R 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) (i) and (iv) (ii) and (iii) (ii) and (iv) (i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A ship whose hull length is 100 m is to travel at 10 m/sec. For dynamic similarity, at what velocity should a 1:25 model be towed through water ? 25 m/sec 50 m/sec 2 m/sec 10 m/sec 25 m/sec 50 m/sec 2 m/sec 10 m/sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Separation of flow occurs when the cross-section of a channel is reduced the pressure intensity reaches a minimum All of these the boundary layer comes to rest the cross-section of a channel is reduced the pressure intensity reaches a minimum All of these the boundary layer comes to rest ANSWER DOWNLOAD EXAMIANS APP
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