2. What is the acceleration along the ground of a 10 kg wagon when it is pulled with a force of 44 N at an angle of 35° above the horizontal? a. 0.23 m/s^2 b. 0.28 m/s^2 c. 2.52 m/s^2 d. 3.60 m/s^2
2. What is the acceleration along the ground of a 10 kg wagon when it is pulled with a force of 44 N at an angle of 35° above the horizontal? a. 0.23 m/s^2 b. 0.28 m/s^2 c. 2.52 m/s^2 d. 3.60 m/s^2
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
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Transcribed Image Text:2. What is the acceleration along the ground of a 10 kg wagon when it is pulled with a force of
44 N at an angle of 35° above the horizontal?
a. 0.23 m/s^2
b. 0.28 m/s^2
c. 2.52 m/s^2
d. 3.60 m/s^2
3. A puppy finds a rawhide bone and begins to pull it with a force, Ft. The free-body diagram is
shown. Which describes what happens to the bone?
a. It begins to move toward the right.
b. It stays in dynamic equilibrium.
c. It stays in static equilibrium.
d. It begins to move toward the left.
`Fx = 8 N
F,= -4 N
F, = 6 N
F =-8 N
4. You walked 10 km west and then ran 10 km north. During each part of the journey, the
was the same.
a. distance
b. displacement
c. speed
d. velocity
5. A velocity vs. time graph for an object is shown. Which best describes the acceleration of the
object?
a. constant and positive
C. constant and negative
b. changing and positive
d. changing and negative
Velocity vs Time
4
2
1
2
3
4
Time (s)
Velocity (m/s)
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