Hydraulics and Fluid Mechanics in ME The force exerted by a moving fluid on an immersed body is directly proportional to the rate of change of momentum due to the presence of the body. This statement is called Newton's law of cooling Newton's law of resistance Newton's law of viscosity Newton's law of motion Newton's law of cooling Newton's law of resistance Newton's law of viscosity Newton's law of motion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the ratio's of the corresponding forces acting at corresponding points are equal, then the model and the prototype are said to have. None of these Kinematic similarity Geometric similarity Dynamic similarity None of these Kinematic similarity Geometric similarity Dynamic similarity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 'θ'. Sensitivity of inclined tube to sensitivity of U-tube is equal to 1/Sinθ Sinθ Cos θ 1/Cosθ 1/Sinθ Sinθ Cos θ 1/Cosθ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The torque required to overcome viscous resistance of a collar bearing is (where R1 and R2 = External and internal radius of collar) μπ²N/60t) × (R₁³ - R₂³) (μπ²N/60t) × (R₁² - R₂²) (μπ²N/60t) × (R₁⁴ - R₂⁴) (μπ²N/60t) × (R₁ - R₂) μπ²N/60t) × (R₁³ - R₂³) (μπ²N/60t) × (R₁² - R₂²) (μπ²N/60t) × (R₁⁴ - R₂⁴) (μπ²N/60t) × (R₁ - R₂) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Equation of continuity is based on the principle of conservation of energy mass momentum None of these energy mass momentum None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ? 0.4 0.515 0.5 0.5 0.4 0.515 0.5 0.5 ANSWER DOWNLOAD EXAMIANS APP