An Airplane Flies in a Horizontal Circle of Radius 500

question 27

Multiple Choice

An airplane flies in a horizontal circle of radius 500 m at a speed of 150 m/s. If the radius were changed to 1000 m, but the speed remained the same, by what factor would its centripetal acceleration change?

• A) 0.25
• B) 0.50
• C) 1.00
• D) 2.00
• E) 4.00

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