A Car Going Around a Curve of Radius R at a Speed

question 68

Multiple Choice

A car going around a curve of radius R at a speed V experiences a centripetal acceleration a_c.What is its acceleration if it goes around a curve of radius 3R at a speed of 2V?

• A)(2/3)a_c
• B)(4/3)a_c
• C)(2/9)a_c
• D)(9/2)a_c
• E)(3/2)a_c

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