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 337.5 300 675 600 337.5 300 675 600 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In a Sutro weir, the discharge is proportional to (where H is head) H3/2 H5/2 H H1/2 H3/2 H5/2 H H1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The Prartdtl mixing length is maximum at the pipe wall None of these independent of shear stress zero at the pipe wall maximum at the pipe wall None of these independent of shear stress zero at the pipe wall ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The difference of pressure between the inside and outside of a liquid drop is (a)p = Txr (d)p = 2T/r p = T/2r (b)p = T/r (a)p = Txr (d)p = 2T/r p = T/2r (b)p = T/r ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A large Roynold number is indication of smooth and streamline flow LAMINAR FLOW turbulent flow highly turbulent flow. smooth and streamline flow LAMINAR FLOW turbulent flow highly turbulent 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 (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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