Question
Which of the following methods will help in reducing air drag?
Answer: Option D
:
D
By polishing or using ball bearings and lubricants, we can decrease friction between two solid surfaces. However, to decrease air drag, we can use streamlined objects which can easily move through air without much resistance.
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:
D
By polishing or using ball bearings and lubricants, we can decrease friction between two solid surfaces. However, to decrease air drag, we can use streamlined objects which can easily move through air without much resistance.
Was this answer helpful ?
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