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- Lately, Jason has been taking drivers' ed so that he can get his license. However, he's also been taking physics, and so he wonders what his acceleration is, when he drives on a circular path in an empty parking lot near Peachtree Mall with diameter 78.0 m, if he is driving at a constant speed of 23.0 m/s. What is his acceleration? O 66.1 m/s² 13.6 m/s2 O 0.590 m/s² O 1.70 m/s² O 0 m/s²Racing greyhounds are capable of rounding corners at very high speeds. A typical greyhound track has turns that are 45-m-diameter semicircles. A greyhound can run around these turns at a constant speed of 15 m/s. What is its acceleration in m/s2 and in units of g?A race car moving with a constant speed of 60 m/s completes one lap around a circular track in 50 s. What is the magnitude of the acceleration of the race car? a. 8.8 m/s b. 7.5 m/s c. 9.4 m/s d. 6.3 m/s e. 5.3 m/s O B OD O E O A Next » No new datlmsave lhabedkedlet2.0Apm SubminOuia
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- A car is traveling counterclockwise along a circular bend in the road with an effective radius of 200 m. At a certain instant, the car’s speed is 20 m/s, but it is slowing down at a rate of 1.0 m/s2. What is the magnitude of the car’s acceleration?An aircraft performs a maneuver called an aileron roll. During this maneuver, the plane turns like a screw as it maintains a straight flight path, by using its ailerons to set the wings in circular motion. If it takes the plane 35s to complete the circle and each wing length is 4.6m, what is the acceleration of the wing tip? O A. 0.69 mis? OB.0. 15 m/s? OC14 mis? OD.6.7 mis?Question: A train slows down as it rounds a sharp horizontal turn, going from 90.0km/h to 50.0km/h in the 15.0s it takes to round the bend. The radius of the curve is 150m. Compute the total acceleration at the moment the train speed reaches 50.0km/h. Assume the train continues to slow down at this time at the same rate. A. a-2 m/s? B. a-0.74 m/s? C. a=1.48 m/s? D. a=1.29 m/s? E. a=2 m/s?