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) × (R₁⁴ - R₂⁴) (μπ²N/60t) × (R₁ - R₂) μπ²N/60t) × (R₁³ - R₂³) (μπ²N/60t) × (R₁² - R₂²) (μπ²N/60t) × (R₁⁴ - R₂⁴) (μπ²N/60t) × (R₁ - R₂) μπ²N/60t) × (R₁³ - R₂³) (μπ²N/60t) × (R₁² - R₂²) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece weighing 3 kg in air was found to weigh 2.5 kg when submerged in water. Its specific gravity is 1 6 7 5 1 6 7 5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the coefficient of discharge is 0.6, then the discharge over a right angled notch is 7.141 H5/2 4.171 H5/2 0.417 H5/2 1.417 H5/2 7.141 H5/2 4.171 H5/2 0.417 H5/2 1.417 H5/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the net positive suction head (NPSH) requirement for the pump is not satisfied, then Efficiency will be low No flow will take place Cavitation will be formed Excessive power will be consumed Efficiency will be low No flow will take place Cavitation will be formed Excessive power will be consumed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power transmitted through the pipe is maximum when the head lost due to friction is equal to One-fourth of the total supply head One-half of the total supply head One-third of the total supply head Two-third of the total supply head One-fourth of the total supply head One-half of the total supply head One-third of the total supply head Two-third of the total supply head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The units of kinematic viscosity are newton-sec per meter newton-sec per meter metres² per sec kg sec/meter newton-sec per meter newton-sec per meter metres² per sec kg sec/meter ANSWER DOWNLOAD EXAMIANS APP