The phrase "drag force" refers to the resistance or backward force that acts on an object moving through a fluid, such as air or water. It happens because the fluid pushes against the object, making it harder for the object to move forward.
Sentences with «drag force»
The point of the practice is in a long dragging force. (waveforwellness.com)
An Active Grille Shutter limits the amount of air entering the engine compartment, reducing drag force by 0.01. (driversmagazine.com)
As you rotate your hand in the air stream, you vary the amount and direction of the lift and drag forces acting on your hand. (scientificamerican.com)