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A Car Is Initially Traveling West at 25 Mph,and Makes

Question 33

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A car is initially traveling west at 25 mph,and makes a turn north.As the car finishes the turn,its velocity is 20 mph north.It takes 3.5 seconds to complete the turn.What is the average acceleration of the car while it is turning,in mph/s?​ Let east be the positive-x direction and north be the positive-y direction.


A) ​-7.1 A car is initially traveling west at 25 mph,and makes a turn north.As the car finishes the turn,its velocity is 20 mph north.It takes 3.5 seconds to complete the turn.What is the average acceleration of the car while it is turning,in mph/s?​ Let east be the positive-x direction and north be the positive-y direction. A) ​-7.1   + 5.7   B) ​7.1   - 5.7   C) ​5.7   - 7.1   D) ​-5.7   + 7.1  + 5.7 A car is initially traveling west at 25 mph,and makes a turn north.As the car finishes the turn,its velocity is 20 mph north.It takes 3.5 seconds to complete the turn.What is the average acceleration of the car while it is turning,in mph/s?​ Let east be the positive-x direction and north be the positive-y direction. A) ​-7.1   + 5.7   B) ​7.1   - 5.7   C) ​5.7   - 7.1   D) ​-5.7   + 7.1
B) ​7.1 A car is initially traveling west at 25 mph,and makes a turn north.As the car finishes the turn,its velocity is 20 mph north.It takes 3.5 seconds to complete the turn.What is the average acceleration of the car while it is turning,in mph/s?​ Let east be the positive-x direction and north be the positive-y direction. A) ​-7.1   + 5.7   B) ​7.1   - 5.7   C) ​5.7   - 7.1   D) ​-5.7   + 7.1  - 5.7 A car is initially traveling west at 25 mph,and makes a turn north.As the car finishes the turn,its velocity is 20 mph north.It takes 3.5 seconds to complete the turn.What is the average acceleration of the car while it is turning,in mph/s?​ Let east be the positive-x direction and north be the positive-y direction. A) ​-7.1   + 5.7   B) ​7.1   - 5.7   C) ​5.7   - 7.1   D) ​-5.7   + 7.1
C) ​5.7 A car is initially traveling west at 25 mph,and makes a turn north.As the car finishes the turn,its velocity is 20 mph north.It takes 3.5 seconds to complete the turn.What is the average acceleration of the car while it is turning,in mph/s?​ Let east be the positive-x direction and north be the positive-y direction. A) ​-7.1   + 5.7   B) ​7.1   - 5.7   C) ​5.7   - 7.1   D) ​-5.7   + 7.1  - 7.1 A car is initially traveling west at 25 mph,and makes a turn north.As the car finishes the turn,its velocity is 20 mph north.It takes 3.5 seconds to complete the turn.What is the average acceleration of the car while it is turning,in mph/s?​ Let east be the positive-x direction and north be the positive-y direction. A) ​-7.1   + 5.7   B) ​7.1   - 5.7   C) ​5.7   - 7.1   D) ​-5.7   + 7.1
D) ​-5.7 A car is initially traveling west at 25 mph,and makes a turn north.As the car finishes the turn,its velocity is 20 mph north.It takes 3.5 seconds to complete the turn.What is the average acceleration of the car while it is turning,in mph/s?​ Let east be the positive-x direction and north be the positive-y direction. A) ​-7.1   + 5.7   B) ​7.1   - 5.7   C) ​5.7   - 7.1   D) ​-5.7   + 7.1  + 7.1 A car is initially traveling west at 25 mph,and makes a turn north.As the car finishes the turn,its velocity is 20 mph north.It takes 3.5 seconds to complete the turn.What is the average acceleration of the car while it is turning,in mph/s?​ Let east be the positive-x direction and north be the positive-y direction. A) ​-7.1   + 5.7   B) ​7.1   - 5.7   C) ​5.7   - 7.1   D) ​-5.7   + 7.1

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