1. Draw and label the vector with these components. Then determine the magnitu angle of the vector. a- A, = 3 ,Ay = -2 b- By = -2 ,By = 2 2. What is the speed of horse in meter per second that runs a distance of 1.2 miles- minutes? 3. A car moving along X- axis according on the function: X (t) = 2 t² + 5 t +7 on [1,2] Find: a- The average velocity. b- The acceleration at 3s. 4. Julie is walking around a track at a 2m/s for some exercise. She then decides t gging so she accelerates at a rate of 0.5m/s² for 3 seconds. ow far did Julie travel from the time she started to accelerate to the end of the 3 seco 5. Ralph uses a 2000 N force to push his car along a road for 1000 m. It takes hin to do this. a- Calculate the amount of work that Ralph did on the car. b- Calculate the amount of power that he generated.

1. Draw and label the vector with these components. Then determine the magnitu angle of the vector. a- A, = 3 ,Ay = -2 b- By = -2 ,By = 2 2. What is the speed of horse in meter per second that runs a distance of 1.2 miles- minutes? 3. A car moving along X- axis according on the function: X (t) = 2 t² + 5 t +7 on [1,2] Find: a- The average velocity. b- The acceleration at 3s. 4. Julie is walking around a track at a 2m/s for some exercise. She then decides t gging so she accelerates at a rate of 0.5m/s² for 3 seconds. ow far did Julie travel from the time she started to accelerate to the end of the 3 seco 5. Ralph uses a 2000 N force to push his car along a road for 1000 m. It takes hin to do this. a- Calculate the amount of work that Ralph did on the car. b- Calculate the amount of power that he generated.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

1. Draw and label the vector with these components. Then determine the magnitu
angle of the vector.
a- A, = 3 ,Ay = -2
b- By = -2 ,By = 2
2. What is the speed of horse in meter per second that runs a distance of 1.2 miles-
minutes?
3. A car moving along X- axis according on the function:
X (t) = 2 t² + 5 t +7 on [1,2] Find:
a- The average velocity.
b- The acceleration at 3s.
4. Julie is walking around a track at a 2m/s for some exercise. She then decides t
gging so she accelerates at a rate of 0.5m/s² for 3 seconds.
ow far did Julie travel from the time she started to accelerate to the end of the 3 seco
5. Ralph uses a 2000 N force to push his car along a road for 1000 m. It takes hin
to do this.
a- Calculate the amount of work that Ralph did on the car.
b- Calculate the amount of power that he generated.

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