AP Physics 1mediummcq1 pt
A banked curve is designed for a speed of 20 m/s on a curve of radius 50 m (g = 10 m/s²). The ideal banking angle satisfies
A.tanθ = 0.80
B.tanθ = 1.25
C.tanθ = 0.40
D.tanθ = 8.0
Explanation
Core Concept
tanθ = v²/(gr) = 400/500 = 0.80.
Correct Answer
Atanθ = 0.80
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