drag force


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drag force

[′drag ‚fȯrs]
(plasma physics)
A force on an electrically conducting fluid arising from inelastic collisions of electrons and ions and proportional to the fluid velocity.
References in periodicals archive ?
2014) Quantifying stroke coordination during the breathing action in front-crawl swimming using an instantaneous net drag force profile.
Moreover, the friction, pressure, and the total drag force are found to increase with Richardson number, it is also found that the heat transfer increases with increase in Reynolds number and/or Richardson number.
Thus increasing the drag force, less power is produced and practically less efficient.
In the case of gas cyclones, the last two terms can be safely ignored, which means that the residual two forces--the centrifugal force acting outward and the drag force acting inward, are determinant for the motion of particles [14].
Table 3 shows that adding a typical light bar (Conversion A, Figure 5) to the benchmark model increases the drag force by 34%.
The powertrain provides no positive tractive force and braking must augment the drag force to adequately decelerate the vehicle.
This finding can be explained by the fact that all of the culture units (lanterns) are affected by the current and waves at the same intensity when these environmental parameters arrive perpendicularly, whereas when they occur in a parallel direction, the current velocity along the main line decreases (Loland, 1991), which reduces the drag force that each culture unit adds to the system, resulting in a smaller overall drag force for the system.
D] is the measured drag force, [rho] is the air density, U is the wind speed, and A is the vehicle reference area (taken here as vehicle height x vehicle width).
g], a drag force due to resistance to the motion from the surrounding air [F.
By gathering as many observations as possible, integrated software called GEONS-- for Goddard Enhanced Onboard Navigation System can still compute the orbit by incorporating additional information including drag force, gravity, and solar radiation pressure.
Increasing the model mountain height relative to the surrounding terrain results in an increased drag force propagated to the upper troposphere.