1.

A spherical particle is falling slow in a viscous liquid such that Reynolds number is less than 1. Which statement is correct for this situation ?

A. Inertial and drag forces are important.
B. Drag, gravitational and buoyancy forces are impportant.
C. Drag force and gravitational forces are important.
D. None of the above.
Answer» C. Drag force and gravitational forces are important.


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