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A discharge coefficient is used to account for inaccuracies resulting from assuming plug flow and neglecting friction in the Bernoulli equation.

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What is coefficient of contraction for venturimeter?

The coefficient of contraction (Cc) for a venturimeter is the ratio of the area of the throat (narrowest section) to the area of the inlet (largest section). It accounts for the loss of fluid flow due to the contraction as the fluid passes through the throat, typically ranging from 0.6 to 0.9 for most venturimeters. This coefficient is crucial for accurate flow rate calculations and reflects the efficiency of the venturimeter design in maintaining fluid velocity.


Why you need coefficient of discharge?

The coefficient of discharge is needed to account for energy losses and inefficiencies in fluid flow systems. It helps to adjust theoretical calculations to more closely match real-world conditions, resulting in more accurate predictions and designs for fluid flow applications.


How do you calculate coefficient of variation?

The coefficient of variation is calculated by dividing the standard deviation of a dataset by the mean of the same dataset, and then multiplying the result by 100 to express it as a percentage. It is a measure of relative variability and is used to compare the dispersion of data sets with different units or scales.


Does the value of the coefficient of discharge depends on the flow rate?

coefficient of discharge depends on the state of the machine/system you are using. if you are using very textured tubes then this number will be higher. if how ever you are using very flexable tubes and fluid at different pressures this can also effect your results as the inflow and outflow may be different, or the cross sectional area of the tubes again chganging the pressure/flow and thus you Cd value


What is the coefficient of kinetic friction between the 13.0kg wooden crate and the horizontal force of 31N of the floor?

The coefficient of kinetic friction can be calculated using the formula: coefficient of kinetic friction = force of kinetic friction / normal force. The force of kinetic friction can be found using the formula: force of kinetic friction = coefficient of kinetic friction * normal force. Given the force of 31N and normal force equal to the weight of the crate (mg), you can calculate the coefficient of kinetic friction.

Related Questions

What is general range of coefficient of discharge for venturimeter?

The coefficient of discharge (Cd) for a venturimeter typically ranges from 0.95 to 0.99. This high value indicates that venturimeters are efficient flow measurement devices, with minimal energy losses during fluid flow. The exact value can vary based on factors such as fluid properties, flow conditions, and the design of the venturimeter.


What is coefficient of contraction for venturimeter?

The coefficient of contraction (Cc) for a venturimeter is the ratio of the area of the throat (narrowest section) to the area of the inlet (largest section). It accounts for the loss of fluid flow due to the contraction as the fluid passes through the throat, typically ranging from 0.6 to 0.9 for most venturimeters. This coefficient is crucial for accurate flow rate calculations and reflects the efficiency of the venturimeter design in maintaining fluid velocity.


What is the coefficient of discharge?

Coefficient of discharge of an ideal liquid can be defined as a ratio of actual discharge and theoretical discharge. where, Cofficient of discharge = Actual Discharge/ Theoretical discharge.


Why isn't a venturimeter used commonly for measuring discharge in residential building?

afasmailbox@rediffmail.com


What is the principle of working venturimeter?

What is the working principle of venturimeter?


Why is coefficient of discharge of venturi meter is more than coefficient of discharge of orifice meter?

In Venturi meter losses are less so coefficient of discharge is higher whereas in orifice meter due to no convergent and divergent cones there are more losses and hence its coefficient of discharge is less.In venturi meter losses are low due to steamline shape of the diffuser and the pressure gradient is not abrupt as in case of orifice meter.


What is the value for coefficient of discharge for a rectangular notch?

.623


What is the value of coefficient of discharge for rectangular notch?

.623


How do you calculate water discharge through weirs?

Water discharge through weirs can be calculated using the weir equation, which is typically expressed as ( Q = C_d \times L \times H^{3/2} ). Here, ( Q ) is the discharge (flow rate), ( C_d ) is the discharge coefficient (which varies depending on the weir type), ( L ) is the length of the weir, and ( H ) is the head (the height of water above the weir crest). Accurate measurements of head and proper calibration of the discharge coefficient are essential for precise calculations.


Why venturimeter is called venturimeter?

Because, the scientist name VENTURI had discover that device as flow measurment. So that it call as venturimeter.


What are the factors that affect the value of coefficient of discharge?

Factors that affect the value of coefficient of discharge include the geometry of the orifice or nozzle, roughness of the opening, fluid properties such as viscosity and density, and the flow regime (e.g., laminar or turbulent flow). Additionally, the presence of obstructions or inlet/outlet conditions can also impact the coefficient of discharge.


What is the value of coefficient of discharge for v notch?

approximately equal to 0.6