How is friction due to air reduced?

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Mr. Dubey

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📊 Thermal Engineering

Q. How is friction due to air reduced?

(A) streamlining
(B) lubrication
(C) by using ball bearings
(D) by polishing

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✅ Correct Answer: (A) streamlining

Explanation: friction due to air is considerably reduced by streamlining the shape pf the body moving through air. for example, jets have a streamline shape.

Explanation by: Mr. Dubey

friction due to air is considerably reduced by streamlining the shape pf the body moving through air. for example, jets have a streamline shape.

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