Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H3’2 H5/2 H5’4 where H is head. H1/2 H3’2 H5/2 H5’4 where H is head. H1/2 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 diffusion force of friction force of adhesion force of cohesion force of diffusion force of friction force of adhesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Separation of flow occurs when the boundary layer comes to rest All of these the pressure intensity reaches a minimum the cross-section of a channel is reduced the boundary layer comes to rest All of these the pressure intensity reaches a minimum the cross-section of a channel is reduced ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Operation of McLeod gauge used for low pressure measurement is based on the principle of gas law Pascal’s law Charle’s law Boyle’s law gas law Pascal’s law Charle’s law Boyle’s law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge over a broad crested weir is maximum when the depth of flow is (where H is the available head) 2 H/3 H/2 H/3 2 H/5 2 H/3 H/2 H/3 2 H/5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be negative value minimum maximum could be any value negative value minimum maximum could be any value ANSWER DOWNLOAD EXAMIANS APP
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