A car with a constant speed of 95 km/h enters a circular flat curve with a radius of 0.5 km. The friction between the road and the car's tire can supply a centripetal acceleration of 1.35 m/s². What is the acceleration the car need to remain in this curve regardless of its acceleration of 1.35 m/s²? a) 2.39 m/s² b) 1.74 m/s² c) 1.35 m/s² d) 1.39 m/s² V₁ = V + at C = nd x₁ = x + 1 ½ (v + v₁)t лd²h V= 4 E = ½ mv² + mgh+FxH₂d mv F= v2

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Chapter7: Rotational Motion And The Law Of Gravity
Section: Chapter Questions
Problem 8WUE: A car of mass 1 230 kg travels along a circular road of radius 60.0 m at 18.0 m/s. (a) Calculate the...
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A car with a constant speed of 95 km/h enters a circular flat curve with a radius of
0.5 km. The friction between the road and the car's tire can supply a centripetal
acceleration of 1.35 m/s². What is the acceleration the car need to remain in this
curve regardless of its acceleration of 1.35 m/s²?
a) 2.39 m/s²
b) 1.74 m/s²
c) 1.35 m/s²
d) 1.39 m/s²
V₁ = V + at
лd²h
V=
C=d
F = ma
ac
r
x=x+(+v₁)t
+mgh+Fyud
F
r
Transcribed Image Text:A car with a constant speed of 95 km/h enters a circular flat curve with a radius of 0.5 km. The friction between the road and the car's tire can supply a centripetal acceleration of 1.35 m/s². What is the acceleration the car need to remain in this curve regardless of its acceleration of 1.35 m/s²? a) 2.39 m/s² b) 1.74 m/s² c) 1.35 m/s² d) 1.39 m/s² V₁ = V + at лd²h V= C=d F = ma ac r x=x+(+v₁)t +mgh+Fyud F r
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