What is the frictional force exerted by fluids on objects moving through them

Question

What is the frictional force exerted by fluids on objects moving through them known as?

Options:

A . Lift

B . Thrust

C . Weight

D . Drag

Answer: Option D
:
D

Frictional force exerted by fluids, i.e., liquids and gases on objects moving through them is known as "drag". It is the force which opposes motion of any object moving with respect to the surrounding fluid.

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