Hydraulics & Fluid Mechanics THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS 0.86 0.95 1.01 0.611 0.86 0.95 1.01 0.611 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the force of friction force of cohesion force of diffusion force of adhesion force of friction force of cohesion force of diffusion force of adhesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Flow at constant rate through a tapering pipe is i) steady flow ii) uniform flow iii) unsteady flow iv) non-uniform flow The correct answer is (ii) and (iv) (i)and(iv) (i) and (ii) (ii) and (iii) (ii) and (iv) (i)and(iv) (i) and (ii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1 : 2.5 1 : 5 1:50 1 :25 1 : 2.5 1 : 5 1:50 1 :25 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In a Sutro weir, the discharge is proportional to (where H is head) H H5/2 H3/2 H1/2 H H5/2 H3/2 H1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The shear stress distribution for a fluid flowing in between the parallel plates, both at rest, is zero at the mid plane and varies linearly with distance from mid plane parabolic distribution across the section zero at plates and increases linearly to midpoint constant over the cross section zero at the mid plane and varies linearly with distance from mid plane parabolic distribution across the section zero at plates and increases linearly to midpoint constant over the cross section ANSWER DOWNLOAD EXAMIANS APP
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