Hydraulics & Fluid Mechanics A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will remain same increase/decrease depending on depth of immersion increase decrease remain same increase/decrease depending on depth of immersion increase decrease ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of surface tension viscosity cohesion friction surface tension viscosity cohesion friction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to force of cohesion surface tension atmospheric pressure force of adhesion force of cohesion surface tension atmospheric pressure force of adhesion 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 adhesion force of friction force of cohesion force of diffusion force of adhesion force of friction force of cohesion force of diffusion 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 (i) and (ii) (ii) and (iii) (i)and(iv) (ii) and (iv) (i) and (ii) (ii) and (iii) (i)and(iv) (ii) and (iv) 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) 1/3 R 1/2 R 3/4 R 2/3 R 1/3 R 1/2 R 3/4 R 2/3 R ANSWER DOWNLOAD EXAMIANS APP
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