APFIVE Inertia of a Neutrally Buoyant Particle
A neutrally buoyant particle is suspended in a fluid that begins to flow horizontally. If the particle has the same density as the fluid but twice the volume of the surrounding fluid molecules, how will the particle’s motion compare to the fluid flow?
A
It will immediately move at exactly the fluid’s velocity
B
It will remain stationary regardless of fluid flow
C
It will move faster than the fluid flow
D
It will initially lag behind the fluid flow
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