1%A9 li. t LTET4G+ Vol) O A XO U 9:-7Second H.W.pdf1. Draw and label the vector with these components. Then determine the magnitude andangle of the vector.a- Az = 3 ,A, = -2b- B, = -2 ,B, = 22. What is the speed of horse in meter per second that runs a distance of 1.2 miles in 2.4minutes?3. A car moving along X- axis according on the function:X (t) = 2 t2 + 5t +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 to startjogging so she accelerates at a rate of 0.5m/s? for 3 seconds.How far did Julie travel from the time she started to accelerate to the end of the 3 seconds?5. Ralph uses a 2000to do this.force to push his car along a road for 1000 m. It takes him500 sa- Calculate the amount of work that Ralph did on the car.b- Calculate the amount of power that he generated.II

1. (a) Ax = 3, Ay = - 2 The magnitude is given by A= Ax2+Ay2A= 32+(-2)2A = 3.6 The angle is…

1. Draw and label the vector with these components. Then determine the magnitude and angle of the vector. a- A, = 3 A, = -2 b- B, = -2 By = 2 2. What is the speed of horse in meter per second that runs a distance of 1.2 miles in 2.4 minutes?

1. Draw and label the vector with these components. Then determine the magnitude and angle of the vector. a- A, = 3 A, = -2 b- B, = -2 By = 2 2. What is the speed of horse in meter per second that runs a distance of 1.2 miles in 2.4 minutes?

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter1: Physics And Measurement

Section: Chapter Questions

Problem 1.29P

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Question

1%A9 li. t LTET
4G+ Vol) O A X
O U 9:-7
Second H.W.pdf
1. Draw and label the vector with these components. Then determine the magnitude and
angle of the vector.
a- Az = 3 ,A, = -2
b- B, = -2 ,B, = 2
2. What is the speed of horse in meter per second that runs a distance of 1.2 miles in 2.4
minutes?
3. A car moving along X- axis according on the function:
X (t) = 2 t2 + 5t +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 to start
jogging so she accelerates at a rate of 0.5m/s? for 3 seconds.
How far did Julie travel from the time she started to accelerate to the end of the 3 seconds?
5. Ralph uses a 2000
to do this.
force to push his car along a road for 1000 m. It takes him500 s
a- Calculate the amount of work that Ralph did on the car.
b- Calculate the amount of power that he generated.
II

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