Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H5/2 H1/2 H5’4 where H is head. H3’2 H5/2 H1/2 H5’4 where H is head. H3’2 ANSWER DOWNLOAD EXAMIANS APP
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 increase decrease increase/decrease depending on depth of immersion remain same increase decrease increase/decrease depending on depth of immersion remain same ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics If a sphere of diameter 1 cm falls in castor oil of kinematic viscosity 10 stokes, with a terminal velocity of 1.5 cm/sec, the coefficient of drag on the sphere is 200 less than 1 160 between 1 and 100 200 less than 1 160 between 1 and 100 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Separation of flow occurs when the pressure intensity reaches a minimum the boundary layer comes to rest All of these the cross-section of a channel is reduced the pressure intensity reaches a minimum the boundary layer comes to rest All of these the cross-section of a channel is reduced 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 (iii) (i)and(iv) (i) and (ii) (ii) and (iv) (ii) and (iii) (i)and(iv) (i) and (ii) (ii) and (iv) 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 cohesion force of adhesion force of friction force of diffusion force of cohesion force of adhesion force of friction force of diffusion ANSWER DOWNLOAD EXAMIANS APP
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