For a Plane to Be Able to Fly Clockwise in a Horizontal

question 36

Multiple Choice

For a plane to be able to fly clockwise in a horizontal circle as seen from above, in addition to exerting a force downwards on the air

• A) it must be increasing its speed.
• B) it must exert a force on the air that is directed to the plane's left side.
• C) it must exert a force on the air that is directed to the plane's right side.
• D) it does not need to exert a force: it must only move the wing flaps out.
• E) it only needs to deflect the air without exerting any additional force on the air.

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