Question

Drag is the force component exerted on an immersed object,

a.

passing the centroid of the body at 60° to the direction of motion.

b.

the component being parallel to the flow direction.

c.

the component being normal to the flow direction.

d.

none of these.

Answer: (b).the component being parallel to the flow direction.

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Q. Drag is the force component exerted on an immersed object,

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