Hydraulics and Fluid Mechanics in ME When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as Ogee weir Narrow-crested weir Broad-crested weir Submerged weir Ogee weir Narrow-crested weir Broad-crested weir Submerged weir ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floating in a liquid is said to be in neutral equilibrium, if its metacentre Lies above its centre of gravity Coincides with its centre of gravity Lies between the centre of buoyancy and centre of gravity Lies below its centre of gravity Lies above its centre of gravity Coincides with its centre of gravity Lies between the centre of buoyancy and centre of gravity Lies below its centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit of viscosity is Newton-sec per meter² kg-sec/meter Newton-sec per meter Meters² per sec Newton-sec per meter² kg-sec/meter Newton-sec per meter Meters² per sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of rectangular section will be maximum, if Its breadth is twice the depth Its depth is twice the breadth Its depth is thrice the breadth Its breadth is thrice the depth Its breadth is twice the depth Its depth is twice the breadth Its depth is thrice the breadth Its breadth is thrice the depth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of trapezoidal section is maximum when The sloping side is equal to half the width at the top Width of channel at the top is equal to twice the width at the bottom Depth of channel is equal to the width at the bottom The sloping side is equal to the width at the bottom The sloping side is equal to half the width at the top Width of channel at the top is equal to twice the width at the bottom Depth of channel is equal to the width at the bottom The sloping side is equal to the width at the bottom ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Francis formula, the discharge over a rectangular weir is (where n = Number of end contractions) (2/3) × Cd (L - nH) × √(2g) × H5/2 (2/3) × Cd (L - nH) × √(2gh) (2/3) × Cd (L - nH) × √(2g) × H² (2/3) × Cd (L - 0.1nH) × √(2g) × H3/2 (2/3) × Cd (L - nH) × √(2g) × H5/2 (2/3) × Cd (L - nH) × √(2gh) (2/3) × Cd (L - nH) × √(2g) × H² (2/3) × Cd (L - 0.1nH) × √(2g) × H3/2 ANSWER DOWNLOAD EXAMIANS APP