Hydraulics and Fluid Mechanics in ME The undershot water wheels are those in which None of these The wheel runs partly by the weight of water and partly by the impulse of water The wheel runs entirely by the weight of water The wheel runs entirely by the impulse of water None of these The wheel runs partly by the weight of water and partly by the impulse of water The wheel runs entirely by the weight of water The wheel runs entirely by the impulse of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to Equilibrium of a floating body Bernoulli’s theorem Buoyancy Archimedes’ principle Equilibrium of a floating body Bernoulli’s theorem Buoyancy Archimedes’ principle ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel working under a constant head and discharge, has maximum efficiency when the speed ratio is 0.36 0.26 0.46 0.56 0.36 0.26 0.46 0.56 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to avoid tendency of separation at throat in a Venturimeter, the ratio of the diameter at throat to the diameter of pipe should be 1/8 to 1/4 1/4 to 1/3 1/3 to 1/2 1/16 to 1/8 1/8 to 1/4 1/4 to 1/3 1/3 to 1/2 1/16 to 1/8 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Puck up the wrong statement about centrifugal pump Discharge a diameter Head a speed² Power a speed⁴ Head a diameter Discharge a diameter Head a speed² Power a speed⁴ Head a diameter 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) × H² (2/3) × Cd (L - 0.1nH) × √(2g) × H3/2 (2/3) × Cd (L - nH) × √(2gh) (2/3) × Cd (L - nH) × √(2g) × H5/2 (2/3) × Cd (L - nH) × √(2g) × H² (2/3) × Cd (L - 0.1nH) × √(2g) × H3/2 (2/3) × Cd (L - nH) × √(2gh) (2/3) × Cd (L - nH) × √(2g) × H5/2 ANSWER DOWNLOAD EXAMIANS APP
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